81227256

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{983}}^1$

素因数の和:1316

約数の個数: 64

約数和(自身を含む): 222462720

約数和(自身を除く): 141235464

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 313, 626, 939, 983, 1252, 1878, 1966, 2504, 2949, 3443, 3756, 3932, 5898, 6886, 7512, 7864, 10329, 10813, 11796, 13772, 20658, 21626, 23592, 27544, 32439, 41316, 43252, 64878, 82632, 86504, 129756, 259512, 307679, 615358, 923037, 1230716, 1846074, 2461432, 3384469, 3692148, 6768938, 7384296, 10153407, 13537876, 20306814, 27075752, 40613628, 81227256]

約数ペア:

[(1, 81227256), (2, 40613628), (3, 27075752), (4, 20306814), (6, 13537876), (8, 10153407), (11, 7384296), (12, 6768938), (22, 3692148), (24, 3384469), (33, 2461432), (44, 1846074), (66, 1230716), (88, 923037), (132, 615358), (264, 307679), (313, 259512), (626, 129756), (939, 86504), (983, 82632), (1252, 64878), (1878, 43252), (1966, 41316), (2504, 32439), (2949, 27544), (3443, 23592), (3756, 21626), (3932, 20658), (5898, 13772), (6886, 11796), (7512, 10813), (7864, 10329)]