642553182

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{337}}^1$

素因数の和:463

約数の個数: 128

約数和(自身を含む): 1588654080

約数和(自身を除く): 946100898

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 31, 34, 51, 54, 62, 67, 93, 102, 134, 153, 186, 201, 279, 306, 337, 402, 459, 527, 558, 603, 674, 837, 918, 1011, 1054, 1139, 1206, 1581, 1674, 1809, 2022, 2077, 2278, 3033, 3162, 3417, 3618, 4154, 4743, 5729, 6066, 6231, 6834, 9099, 9486, 10251, 10447, 11458, 12462, 14229, 17187, 18198, 18693, 20502, 20894, 22579, 28458, 30753, 31341, 34374, 35309, 37386, 45158, 51561, 56079, 61506, 62682, 67737, 70618, 94023, 103122, 105927, 112158, 135474, 154683, 177599, 188046, 203211, 211854, 282069, 309366, 317781, 355198, 383843, 406422, 532797, 564138, 609633, 635562, 699949, 767686, 953343, 1065594, 1151529, 1219266, 1399898, 1598391, 1906686, 2099847, 2303058, 3196782, 3454587, 4199694, 4795173, 6299541, 6909174, 9590346, 10363761, 11899133, 12599082, 18898623, 20727522, 23798266, 35697399, 37797246, 71394798, 107092197, 214184394, 321276591, 642553182]

約数ペア:

[(1, 642553182), (2, 321276591), (3, 214184394), (6, 107092197), (9, 71394798), (17, 37797246), (18, 35697399), (27, 23798266), (31, 20727522), (34, 18898623), (51, 12599082), (54, 11899133), (62, 10363761), (67, 9590346), (93, 6909174), (102, 6299541), (134, 4795173), (153, 4199694), (186, 3454587), (201, 3196782), (279, 2303058), (306, 2099847), (337, 1906686), (402, 1598391), (459, 1399898), (527, 1219266), (558, 1151529), (603, 1065594), (674, 953343), (837, 767686), (918, 699949), (1011, 635562), (1054, 609633), (1139, 564138), (1206, 532797), (1581, 406422), (1674, 383843), (1809, 355198), (2022, 317781), (2077, 309366), (2278, 282069), (3033, 211854), (3162, 203211), (3417, 188046), (3618, 177599), (4154, 154683), (4743, 135474), (5729, 112158), (6066, 105927), (6231, 103122), (6834, 94023), (9099, 70618), (9486, 67737), (10251, 62682), (10447, 61506), (11458, 56079), (12462, 51561), (14229, 45158), (17187, 37386), (18198, 35309), (18693, 34374), (20502, 31341), (20894, 30753), (22579, 28458)]