491243982

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1\times {\mathrm{9151}}^1$

素因数の和:9568

約数の個数: 32

約数和(自身を含む): 1027952640

約数和(自身を除く): 536708658

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 389, 778, 1167, 2334, 8947, 9151, 17894, 18302, 26841, 27453, 53682, 54906, 210473, 420946, 631419, 1262838, 3559739, 7119478, 10679217, 21358434, 81873997, 163747994, 245621991, 491243982]

約数ペア:

[(1, 491243982), (2, 245621991), (3, 163747994), (6, 81873997), (23, 21358434), (46, 10679217), (69, 7119478), (138, 3559739), (389, 1262838), (778, 631419), (1167, 420946), (2334, 210473), (8947, 54906), (9151, 53682), (17894, 27453), (18302, 26841)]