1895805

素因数分解:

$3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:199

約数の個数: 40

約数和(自身を含む): 3531264

約数和(自身を除く): 1635459

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 81, 93, 135, 151, 155, 279, 405, 453, 465, 755, 837, 1359, 1395, 2265, 2511, 4077, 4185, 4681, 6795, 12231, 12555, 14043, 20385, 23405, 42129, 61155, 70215, 126387, 210645, 379161, 631935, 1895805]

約数ペア:

[(1, 1895805), (3, 631935), (5, 379161), (9, 210645), (15, 126387), (27, 70215), (31, 61155), (45, 42129), (81, 23405), (93, 20385), (135, 14043), (151, 12555), (155, 12231), (279, 6795), (405, 4681), (453, 4185), (465, 4077), (755, 2511), (837, 2265), (1359, 1395)]