425996961

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{4357}}^1$

素因数の和:4505

約数の個数: 32

約数和(自身を含む): 644286720

約数和(自身を除く): 218289759

約数列:

[1, 3, 13, 23, 39, 69, 109, 299, 327, 897, 1417, 2507, 4251, 4357, 7521, 13071, 32591, 56641, 97773, 100211, 169923, 300633, 474913, 1302743, 1424739, 3908229, 6173869, 10922999, 18521607, 32768997, 141998987, 425996961]

約数ペア:

[(1, 425996961), (3, 141998987), (13, 32768997), (23, 18521607), (39, 10922999), (69, 6173869), (109, 3908229), (299, 1424739), (327, 1302743), (897, 474913), (1417, 300633), (2507, 169923), (4251, 100211), (4357, 97773), (7521, 56641), (13071, 32591)]