215260617

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{3323}}^1$

素因数の和:3501

約数の個数: 32

約数和(自身を含む): 339526656

約数和(自身を除く): 124266039

約数列:

[1, 3, 11, 13, 33, 39, 143, 151, 429, 453, 1661, 1963, 3323, 4983, 5889, 9969, 21593, 36553, 43199, 64779, 109659, 129597, 475189, 501773, 1425567, 1505319, 5519503, 6523049, 16558509, 19569147, 71753539, 215260617]

約数ペア:

[(1, 215260617), (3, 71753539), (11, 19569147), (13, 16558509), (33, 6523049), (39, 5519503), (143, 1505319), (151, 1425567), (429, 501773), (453, 475189), (1661, 129597), (1963, 109659), (3323, 64779), (4983, 43199), (5889, 36553), (9969, 21593)]