1723377978

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2411}}^1$

素因数の和:2521

約数の個数: 128

約数和(自身を含む): 4593991680

約数和(自身を除く): 2870613702

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 54, 61, 62, 63, 93, 122, 126, 183, 186, 189, 217, 279, 366, 378, 427, 434, 549, 558, 651, 837, 854, 1098, 1281, 1302, 1647, 1674, 1891, 1953, 2411, 2562, 3294, 3782, 3843, 3906, 4822, 5673, 5859, 7233, 7686, 11346, 11529, 11718, 13237, 14466, 16877, 17019, 21699, 23058, 26474, 33754, 34038, 39711, 43398, 50631, 51057, 65097, 74741, 79422, 101262, 102114, 119133, 130194, 147071, 149482, 151893, 224223, 238266, 294142, 303786, 357399, 441213, 448446, 455679, 523187, 672669, 714798, 882426, 911358, 1029497, 1046374, 1323639, 1345338, 1569561, 2018007, 2058994, 2647278, 3088491, 3139122, 3970917, 4036014, 4559201, 4708683, 6176982, 7941834, 9118402, 9265473, 9417366, 13677603, 14126049, 18530946, 27355206, 27796419, 28252098, 31914407, 41032809, 55592838, 63828814, 82065618, 95743221, 123098427, 191486442, 246196854, 287229663, 574459326, 861688989, 1723377978]

約数ペア:

[(1, 1723377978), (2, 861688989), (3, 574459326), (6, 287229663), (7, 246196854), (9, 191486442), (14, 123098427), (18, 95743221), (21, 82065618), (27, 63828814), (31, 55592838), (42, 41032809), (54, 31914407), (61, 28252098), (62, 27796419), (63, 27355206), (93, 18530946), (122, 14126049), (126, 13677603), (183, 9417366), (186, 9265473), (189, 9118402), (217, 7941834), (279, 6176982), (366, 4708683), (378, 4559201), (427, 4036014), (434, 3970917), (549, 3139122), (558, 3088491), (651, 2647278), (837, 2058994), (854, 2018007), (1098, 1569561), (1281, 1345338), (1302, 1323639), (1647, 1046374), (1674, 1029497), (1891, 911358), (1953, 882426), (2411, 714798), (2562, 672669), (3294, 523187), (3782, 455679), (3843, 448446), (3906, 441213), (4822, 357399), (5673, 303786), (5859, 294142), (7233, 238266), (7686, 224223), (11346, 151893), (11529, 149482), (11718, 147071), (13237, 130194), (14466, 119133), (16877, 102114), (17019, 101262), (21699, 79422), (23058, 74741), (26474, 65097), (33754, 51057), (34038, 50631), (39711, 43398)]