221400000015

素因数分解:

$3^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{647}}^1\times {\mathrm{49919}}^1$

素因数の和:51031

約数の個数: 32

約数和(自身を含む): 355570974720

約数和(自身を除く): 134170974705

約数列:

[1, 3, 5, 15, 457, 647, 1371, 1941, 2285, 3235, 6855, 9705, 49919, 149757, 249595, 295679, 748785, 887037, 1478395, 4435185, 22812983, 32297593, 68438949, 96892779, 114064915, 161487965, 342194745, 484463895, 14760000001, 44280000003, 73800000005, 221400000015]

約数ペア:

[(1, 221400000015), (3, 73800000005), (5, 44280000003), (15, 14760000001), (457, 484463895), (647, 342194745), (1371, 161487965), (1941, 114064915), (2285, 96892779), (3235, 68438949), (6855, 32297593), (9705, 22812983), (49919, 4435185), (149757, 1478395), (249595, 887037), (295679, 748785)]