68791515

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{1847}}^1$

素因数の和:2059

約数の個数: 32

約数和(自身を含む): 119218176

約数和(自身を除く): 50426661

約数列:

[1, 3, 5, 13, 15, 39, 65, 191, 195, 573, 955, 1847, 2483, 2865, 5541, 7449, 9235, 12415, 24011, 27705, 37245, 72033, 120055, 352777, 360165, 1058331, 1763885, 4586101, 5291655, 13758303, 22930505, 68791515]

約数ペア:

[(1, 68791515), (3, 22930505), (5, 13758303), (13, 5291655), (15, 4586101), (39, 1763885), (65, 1058331), (191, 360165), (195, 352777), (573, 120055), (955, 72033), (1847, 37245), (2483, 27705), (2865, 24011), (5541, 12415), (7449, 9235)]