1977492

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:300

約数の個数: 48

約数和(自身を含む): 5128704

約数和(自身を除く): 3151212

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 71, 132, 142, 211, 213, 284, 422, 426, 633, 781, 844, 852, 1266, 1562, 2321, 2343, 2532, 3124, 4642, 4686, 6963, 9284, 9372, 13926, 14981, 27852, 29962, 44943, 59924, 89886, 164791, 179772, 329582, 494373, 659164, 988746, 1977492]

約数ペア:

[(1, 1977492), (2, 988746), (3, 659164), (4, 494373), (6, 329582), (11, 179772), (12, 164791), (22, 89886), (33, 59924), (44, 44943), (66, 29962), (71, 27852), (132, 14981), (142, 13926), (211, 9372), (213, 9284), (284, 6963), (422, 4686), (426, 4642), (633, 3124), (781, 2532), (844, 2343), (852, 2321), (1266, 1562)]