311964966

素因数分解:

$2^1\times 3^3\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{1187}}^1$

素因数の和:1386

約数の個数: 64

約数和(自身を含む): 720783360

約数和(自身を除く): 408818394

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 54, 62, 93, 157, 186, 279, 314, 471, 558, 837, 942, 1187, 1413, 1674, 2374, 2826, 3561, 4239, 4867, 7122, 8478, 9734, 10683, 14601, 21366, 29202, 32049, 36797, 43803, 64098, 73594, 87606, 110391, 131409, 186359, 220782, 262818, 331173, 372718, 559077, 662346, 993519, 1118154, 1677231, 1987038, 3354462, 5031693, 5777129, 10063386, 11554258, 17331387, 34662774, 51994161, 103988322, 155982483, 311964966]

約数ペア:

[(1, 311964966), (2, 155982483), (3, 103988322), (6, 51994161), (9, 34662774), (18, 17331387), (27, 11554258), (31, 10063386), (54, 5777129), (62, 5031693), (93, 3354462), (157, 1987038), (186, 1677231), (279, 1118154), (314, 993519), (471, 662346), (558, 559077), (837, 372718), (942, 331173), (1187, 262818), (1413, 220782), (1674, 186359), (2374, 131409), (2826, 110391), (3561, 87606), (4239, 73594), (4867, 64098), (7122, 43803), (8478, 36797), (9734, 32049), (10683, 29202), (14601, 21366)]