388409294

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{3319}}^1$

素因数の和:3984

約数の個数: 32

約数和(自身を含む): 718394880

約数和(自身を除く): 329985586

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 643, 1286, 3319, 4501, 6638, 8359, 9002, 16718, 23233, 43147, 46466, 58513, 86294, 117026, 302029, 604058, 2134117, 4268234, 14938819, 27743521, 29877638, 55487042, 194204647, 388409294]

約数ペア:

[(1, 388409294), (2, 194204647), (7, 55487042), (13, 29877638), (14, 27743521), (26, 14938819), (91, 4268234), (182, 2134117), (643, 604058), (1286, 302029), (3319, 117026), (4501, 86294), (6638, 58513), (8359, 46466), (9002, 43147), (16718, 23233)]