31156788

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:217

約数の個数: 96

約数和(自身を含む): 82978560

約数和(自身を除く): 51821772

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 29, 39, 52, 58, 71, 78, 87, 97, 116, 142, 156, 174, 194, 213, 284, 291, 348, 377, 388, 426, 582, 754, 852, 923, 1131, 1164, 1261, 1508, 1846, 2059, 2262, 2522, 2769, 2813, 3692, 3783, 4118, 4524, 5044, 5538, 5626, 6177, 6887, 7566, 8236, 8439, 11076, 11252, 12354, 13774, 15132, 16878, 20661, 24708, 26767, 27548, 33756, 36569, 41322, 53534, 73138, 80301, 82644, 89531, 107068, 109707, 146276, 160602, 179062, 199723, 219414, 268593, 321204, 358124, 399446, 438828, 537186, 599169, 798892, 1074372, 1198338, 2396676, 2596399, 5192798, 7789197, 10385596, 15578394, 31156788]

約数ペア:

[(1, 31156788), (2, 15578394), (3, 10385596), (4, 7789197), (6, 5192798), (12, 2596399), (13, 2396676), (26, 1198338), (29, 1074372), (39, 798892), (52, 599169), (58, 537186), (71, 438828), (78, 399446), (87, 358124), (97, 321204), (116, 268593), (142, 219414), (156, 199723), (174, 179062), (194, 160602), (213, 146276), (284, 109707), (291, 107068), (348, 89531), (377, 82644), (388, 80301), (426, 73138), (582, 53534), (754, 41322), (852, 36569), (923, 33756), (1131, 27548), (1164, 26767), (1261, 24708), (1508, 20661), (1846, 16878), (2059, 15132), (2262, 13774), (2522, 12354), (2769, 11252), (2813, 11076), (3692, 8439), (3783, 8236), (4118, 7566), (4524, 6887), (5044, 6177), (5538, 5626)]