261519078

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{37607}}^1$

素因数の和:37692

約数の個数: 32

約数和(自身を含む): 559607040

約数和(自身を除く): 298087962

約数列:

[1, 2, 3, 6, 19, 38, 57, 61, 114, 122, 183, 366, 1159, 2318, 3477, 6954, 37607, 75214, 112821, 225642, 714533, 1429066, 2143599, 2294027, 4287198, 4588054, 6882081, 13764162, 43586513, 87173026, 130759539, 261519078]

約数ペア:

[(1, 261519078), (2, 130759539), (3, 87173026), (6, 43586513), (19, 13764162), (38, 6882081), (57, 4588054), (61, 4287198), (114, 2294027), (122, 2143599), (183, 1429066), (366, 714533), (1159, 225642), (2318, 112821), (3477, 75214), (6954, 37607)]