1399120125

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{286999}}^1$

素因数の和:287030

約数の個数: 32

約数和(自身を含む): 2507232000

約数和(自身を除く): 1108111875

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 975, 1625, 4875, 286999, 860997, 1434995, 3730987, 4304985, 7174975, 11192961, 18654935, 21524925, 35874875, 55964805, 93274675, 107624625, 279824025, 466373375, 1399120125]

約数ペア:

[(1, 1399120125), (3, 466373375), (5, 279824025), (13, 107624625), (15, 93274675), (25, 55964805), (39, 35874875), (65, 21524925), (75, 18654935), (125, 11192961), (195, 7174975), (325, 4304985), (375, 3730987), (975, 1434995), (1625, 860997), (4875, 286999)]