409091109

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{383}}^1\times {\mathrm{2677}}^1$

素因数の和:3089

約数の個数: 32

約数和(自身を含む): 658145280

約数和(自身を除く): 249054171

約数列:

[1, 3, 7, 19, 21, 57, 133, 383, 399, 1149, 2677, 2681, 7277, 8031, 8043, 18739, 21831, 50863, 50939, 56217, 152589, 152817, 356041, 1025291, 1068123, 3075873, 7177037, 19480529, 21531111, 58441587, 136363703, 409091109]

約数ペア:

[(1, 409091109), (3, 136363703), (7, 58441587), (19, 21531111), (21, 19480529), (57, 7177037), (133, 3075873), (383, 1068123), (399, 1025291), (1149, 356041), (2677, 152817), (2681, 152589), (7277, 56217), (8031, 50939), (8043, 50863), (18739, 21831)]