64918155

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{13399}}^1$

素因数の和:13443

約数の個数: 32

約数和(自身を含む): 115776000

約数和(自身を除く): 50857845

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 255, 285, 323, 969, 1615, 4845, 13399, 40197, 66995, 200985, 227783, 254581, 683349, 763743, 1138915, 1272905, 3416745, 3818715, 4327877, 12983631, 21639385, 64918155]

約数ペア:

[(1, 64918155), (3, 21639385), (5, 12983631), (15, 4327877), (17, 3818715), (19, 3416745), (51, 1272905), (57, 1138915), (85, 763743), (95, 683349), (255, 254581), (285, 227783), (323, 200985), (969, 66995), (1615, 40197), (4845, 13399)]