40218459

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 58924800

約数和(自身を除く): 18706341

約数列:

[1, 3, 19, 43, 57, 61, 129, 183, 269, 807, 817, 1159, 2451, 2623, 3477, 5111, 7869, 11567, 15333, 16409, 34701, 49227, 49837, 149511, 219773, 311771, 659319, 705587, 935313, 2116761, 13406153, 40218459]

約数ペア:

[(1, 40218459), (3, 13406153), (19, 2116761), (43, 935313), (57, 705587), (61, 659319), (129, 311771), (183, 219773), (269, 149511), (807, 49837), (817, 49227), (1159, 34701), (2451, 16409), (2623, 15333), (3477, 11567), (5111, 7869)]