2878581105

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{2557}}^1$

素因数の和:2871

約数の個数: 64

約数和(自身を含む): 5304268800

約数和(自身を除く): 2425687695

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 269, 279, 465, 807, 837, 1345, 1395, 2421, 2557, 4035, 4185, 7263, 7671, 8339, 12105, 12785, 23013, 25017, 36315, 38355, 41695, 69039, 75051, 79267, 115065, 125085, 225153, 237801, 345195, 375255, 396335, 687833, 713403, 1125765, 1189005, 2063499, 2140209, 3439165, 3567015, 6190497, 10317495, 10701045, 18571491, 21322823, 30952485, 63968469, 92857455, 106614115, 191905407, 319842345, 575716221, 959527035, 2878581105]

約数ペア:

[(1, 2878581105), (3, 959527035), (5, 575716221), (9, 319842345), (15, 191905407), (27, 106614115), (31, 92857455), (45, 63968469), (93, 30952485), (135, 21322823), (155, 18571491), (269, 10701045), (279, 10317495), (465, 6190497), (807, 3567015), (837, 3439165), (1345, 2140209), (1395, 2063499), (2421, 1189005), (2557, 1125765), (4035, 713403), (4185, 687833), (7263, 396335), (7671, 375255), (8339, 345195), (12105, 237801), (12785, 225153), (23013, 125085), (25017, 115065), (36315, 79267), (38355, 75051), (41695, 69039)]