278340972

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{2801}}^1$

素因数の和:2848

約数の個数: 108

約数和(自身を含む): 818374536

約数和(自身を除く): 540033564

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 169, 182, 196, 273, 294, 338, 364, 507, 546, 588, 637, 676, 1014, 1092, 1183, 1274, 1911, 2028, 2366, 2548, 2801, 3549, 3822, 4732, 5602, 7098, 7644, 8281, 8403, 11204, 14196, 16562, 16806, 19607, 24843, 33124, 33612, 36413, 39214, 49686, 58821, 72826, 78428, 99372, 109239, 117642, 137249, 145652, 218478, 235284, 254891, 274498, 411747, 436956, 473369, 509782, 548996, 764673, 823494, 946738, 1019564, 1420107, 1529346, 1646988, 1784237, 1893476, 2840214, 3058692, 3313583, 3568474, 5352711, 5680428, 6627166, 7136948, 9940749, 10705422, 13254332, 19881498, 21410844, 23195081, 39762996, 46390162, 69585243, 92780324, 139170486, 278340972]

約数ペア:

[(1, 278340972), (2, 139170486), (3, 92780324), (4, 69585243), (6, 46390162), (7, 39762996), (12, 23195081), (13, 21410844), (14, 19881498), (21, 13254332), (26, 10705422), (28, 9940749), (39, 7136948), (42, 6627166), (49, 5680428), (52, 5352711), (78, 3568474), (84, 3313583), (91, 3058692), (98, 2840214), (147, 1893476), (156, 1784237), (169, 1646988), (182, 1529346), (196, 1420107), (273, 1019564), (294, 946738), (338, 823494), (364, 764673), (507, 548996), (546, 509782), (588, 473369), (637, 436956), (676, 411747), (1014, 274498), (1092, 254891), (1183, 235284), (1274, 218478), (1911, 145652), (2028, 137249), (2366, 117642), (2548, 109239), (2801, 99372), (3549, 78428), (3822, 72826), (4732, 58821), (5602, 49686), (7098, 39214), (7644, 36413), (8281, 33612), (8403, 33124), (11204, 24843), (14196, 19607), (16562, 16806)]