12788223

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:287

約数の個数: 32

約数和(自身を含む): 20236800

約数和(自身を除く): 7448577

約数列:

[1, 3, 7, 21, 61, 67, 149, 183, 201, 427, 447, 469, 1043, 1281, 1407, 3129, 4087, 9089, 9983, 12261, 27267, 28609, 29949, 63623, 69881, 85827, 190869, 209643, 608963, 1826889, 4262741, 12788223]

約数ペア:

[(1, 12788223), (3, 4262741), (7, 1826889), (21, 608963), (61, 209643), (67, 190869), (149, 85827), (183, 69881), (201, 63623), (427, 29949), (447, 28609), (469, 27267), (1043, 12261), (1281, 9983), (1407, 9089), (3129, 4087)]