728049105

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{10651}}^1$

素因数の和:10707

約数の個数: 72

約数和(自身を含む): 1515481344

約数和(自身を除く): 787432239

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 49, 63, 93, 105, 147, 155, 217, 245, 279, 315, 441, 465, 651, 735, 1085, 1395, 1519, 1953, 2205, 3255, 4557, 7595, 9765, 10651, 13671, 22785, 31953, 53255, 68355, 74557, 95859, 159765, 223671, 330181, 372785, 479295, 521899, 671013, 990543, 1118355, 1565697, 1650905, 2311267, 2609495, 2971629, 3355065, 4697091, 4952715, 6933801, 7828485, 11556335, 14858145, 16178869, 20801403, 23485455, 34669005, 48536607, 80894345, 104007015, 145609821, 242683035, 728049105]

約数ペア:

[(1, 728049105), (3, 242683035), (5, 145609821), (7, 104007015), (9, 80894345), (15, 48536607), (21, 34669005), (31, 23485455), (35, 20801403), (45, 16178869), (49, 14858145), (63, 11556335), (93, 7828485), (105, 6933801), (147, 4952715), (155, 4697091), (217, 3355065), (245, 2971629), (279, 2609495), (315, 2311267), (441, 1650905), (465, 1565697), (651, 1118355), (735, 990543), (1085, 671013), (1395, 521899), (1519, 479295), (1953, 372785), (2205, 330181), (3255, 223671), (4557, 159765), (7595, 95859), (9765, 74557), (10651, 68355), (13671, 53255), (22785, 31953)]