28883145

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{773}}^1$

素因数の和:881

約数の個数: 32

約数和(自身を含む): 48148992

約数和(自身を除く): 19265847

約数列:

[1, 3, 5, 15, 47, 53, 141, 159, 235, 265, 705, 773, 795, 2319, 2491, 3865, 7473, 11595, 12455, 36331, 37365, 40969, 108993, 122907, 181655, 204845, 544965, 614535, 1925543, 5776629, 9627715, 28883145]

約数ペア:

[(1, 28883145), (3, 9627715), (5, 5776629), (15, 1925543), (47, 614535), (53, 544965), (141, 204845), (159, 181655), (235, 122907), (265, 108993), (705, 40969), (773, 37365), (795, 36331), (2319, 12455), (2491, 11595), (3865, 7473)]