2785257

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:253

約数の個数: 24

約数和(自身を含む): 4243200

約数和(自身を除く): 1457943

約数列:

[1, 3, 9, 31, 67, 93, 149, 201, 279, 447, 603, 1341, 2077, 4619, 6231, 9983, 13857, 18693, 29949, 41571, 89847, 309473, 928419, 2785257]

約数ペア:

[(1, 2785257), (3, 928419), (9, 309473), (31, 89847), (67, 41571), (93, 29949), (149, 18693), (201, 13857), (279, 9983), (447, 6231), (603, 4619), (1341, 2077)]