347689390

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1\times {\mathrm{2351}}^1$

素因数の和:3024

約数の個数: 32

約数和(自身を含む): 654345216

約数和(自身を除く): 306655826

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 643, 1286, 2351, 3215, 4702, 6430, 11755, 14789, 23510, 29578, 54073, 73945, 108146, 147890, 270365, 540730, 1511693, 3023386, 7558465, 15116930, 34768939, 69537878, 173844695, 347689390]

約数ペア:

[(1, 347689390), (2, 173844695), (5, 69537878), (10, 34768939), (23, 15116930), (46, 7558465), (115, 3023386), (230, 1511693), (643, 540730), (1286, 270365), (2351, 147890), (3215, 108146), (4702, 73945), (6430, 54073), (11755, 29578), (14789, 23510)]