40089789

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{227}}^1$

素因数の和:478

約数の個数: 32

約数和(自身を含む): 61870080

約数和(自身を除く): 21780291

約数列:

[1, 3, 9, 27, 31, 93, 211, 227, 279, 633, 681, 837, 1899, 2043, 5697, 6129, 6541, 7037, 19623, 21111, 47897, 58869, 63333, 143691, 176607, 189999, 431073, 1293219, 1484807, 4454421, 13363263, 40089789]

約数ペア:

[(1, 40089789), (3, 13363263), (9, 4454421), (27, 1484807), (31, 1293219), (93, 431073), (211, 189999), (227, 176607), (279, 143691), (633, 63333), (681, 58869), (837, 47897), (1899, 21111), (2043, 19623), (5697, 7037), (6129, 6541)]