385804952

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{78929}}^1$

素因数の和:78995

約数の個数: 32

約数和(自身を含む): 795614400

約数和(自身を除く): 409809448

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 188, 376, 611, 1222, 2444, 4888, 78929, 157858, 315716, 631432, 1026077, 2052154, 3709663, 4104308, 7419326, 8208616, 14838652, 29677304, 48225619, 96451238, 192902476, 385804952]

約数ペア:

[(1, 385804952), (2, 192902476), (4, 96451238), (8, 48225619), (13, 29677304), (26, 14838652), (47, 8208616), (52, 7419326), (94, 4104308), (104, 3709663), (188, 2052154), (376, 1026077), (611, 631432), (1222, 315716), (2444, 157858), (4888, 78929)]