390994506

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{547}}^1$

素因数の和:657

約数の個数: 128

約数和(自身を含む): 1043742720

約数和(自身を除く): 652748214

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, 547, 549, 558, 651, 837, 854, 1094, 1098, 1281, 1302, 1641, 1647, 1674, 1891, 1953, 2562, 3282, 3294, 3782, 3829, 3843, 3906, 4923, 5673, 5859, 7658, 7686, 9846, 11346, 11487, 11529, 11718, 13237, 14769, 16957, 17019, 22974, 23058, 26474, 29538, 33367, 33914, 34038, 34461, 39711, 50871, 51057, 66734, 68922, 79422, 100101, 101742, 102114, 103383, 118699, 119133, 152613, 200202, 206766, 233569, 237398, 238266, 300303, 305226, 356097, 357399, 457839, 467138, 600606, 700707, 712194, 714798, 900909, 915678, 1034377, 1068291, 1401414, 1801818, 2068754, 2102121, 2136582, 3103131, 3204873, 4204242, 6206262, 6306363, 6409746, 7240639, 9309393, 12612726, 14481278, 18618786, 21721917, 27928179, 43443834, 55856358, 65165751, 130331502, 195497253, 390994506]

約数ペア:

[(1, 390994506), (2, 195497253), (3, 130331502), (6, 65165751), (7, 55856358), (9, 43443834), (14, 27928179), (18, 21721917), (21, 18618786), (27, 14481278), (31, 12612726), (42, 9309393), (54, 7240639), (61, 6409746), (62, 6306363), (63, 6206262), (93, 4204242), (122, 3204873), (126, 3103131), (183, 2136582), (186, 2102121), (189, 2068754), (217, 1801818), (279, 1401414), (366, 1068291), (378, 1034377), (427, 915678), (434, 900909), (547, 714798), (549, 712194), (558, 700707), (651, 600606), (837, 467138), (854, 457839), (1094, 357399), (1098, 356097), (1281, 305226), (1302, 300303), (1641, 238266), (1647, 237398), (1674, 233569), (1891, 206766), (1953, 200202), (2562, 152613), (3282, 119133), (3294, 118699), (3782, 103383), (3829, 102114), (3843, 101742), (3906, 100101), (4923, 79422), (5673, 68922), (5859, 66734), (7658, 51057), (7686, 50871), (9846, 39711), (11346, 34461), (11487, 34038), (11529, 33914), (11718, 33367), (13237, 29538), (14769, 26474), (16957, 23058), (17019, 22974)]