216764331

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31957}}^1$

素因数の和:32003

約数の個数: 32

約数和(自身を含む): 368156160

約数和(自身を除く): 151391829

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 399, 969, 2261, 6783, 31957, 95871, 223699, 543269, 607183, 671097, 1629807, 1821549, 3802883, 4250281, 10322111, 11408649, 12750843, 30966333, 72254777, 216764331]

約数ペア:

[(1, 216764331), (3, 72254777), (7, 30966333), (17, 12750843), (19, 11408649), (21, 10322111), (51, 4250281), (57, 3802883), (119, 1821549), (133, 1629807), (323, 671097), (357, 607183), (399, 543269), (969, 223699), (2261, 95871), (6783, 31957)]