215320158

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{1297}}^1$

素因数の和:1729

約数の個数: 48

約数和(自身を含む): 488401056

約数和(自身を除く): 273080898

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 138, 207, 401, 414, 802, 1203, 1297, 2406, 2594, 3609, 3891, 7218, 7782, 9223, 11673, 18446, 23346, 27669, 29831, 55338, 59662, 83007, 89493, 166014, 178986, 268479, 520097, 536958, 1040194, 1560291, 3120582, 4680873, 9361746, 11962231, 23924462, 35886693, 71773386, 107660079, 215320158]

約数ペア:

[(1, 215320158), (2, 107660079), (3, 71773386), (6, 35886693), (9, 23924462), (18, 11962231), (23, 9361746), (46, 4680873), (69, 3120582), (138, 1560291), (207, 1040194), (401, 536958), (414, 520097), (802, 268479), (1203, 178986), (1297, 166014), (2406, 89493), (2594, 83007), (3609, 59662), (3891, 55338), (7218, 29831), (7782, 27669), (9223, 23346), (11673, 18446)]