443908995

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^2$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 755284992

約数和(自身を除く): 311375997

約数列:

[1, 3, 5, 15, 31, 43, 93, 129, 149, 155, 215, 447, 465, 645, 745, 1333, 2235, 3999, 4619, 6407, 6665, 13857, 19221, 19995, 22201, 23095, 32035, 66603, 69285, 96105, 111005, 198617, 333015, 595851, 688231, 954643, 993085, 2064693, 2863929, 2979255, 3441155, 4773215, 10323465, 14319645, 29593933, 88781799, 147969665, 443908995]

約数ペア:

[(1, 443908995), (3, 147969665), (5, 88781799), (15, 29593933), (31, 14319645), (43, 10323465), (93, 4773215), (129, 3441155), (149, 2979255), (155, 2863929), (215, 2064693), (447, 993085), (465, 954643), (645, 688231), (745, 595851), (1333, 333015), (2235, 198617), (3999, 111005), (4619, 96105), (6407, 69285), (6665, 66603), (13857, 32035), (19221, 23095), (19995, 22201)]