138889709588

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1\times {\mathrm{441587}}^1$

素因数の和:441884

約数の個数: 48

約数和(自身を含む): 284877250560

約数和(自身を除く): 145987540972

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 239, 329, 478, 658, 956, 1316, 1673, 3346, 6692, 11233, 22466, 44932, 78631, 157262, 314524, 441587, 883174, 1766348, 3091109, 6182218, 12364436, 20754589, 41509178, 83018356, 105539293, 145282123, 211078586, 290564246, 422157172, 581128492, 738775051, 1477550102, 2955100204, 4960346771, 9920693542, 19841387084, 34722427397, 69444854794, 138889709588]

約数ペア:

[(1, 138889709588), (2, 69444854794), (4, 34722427397), (7, 19841387084), (14, 9920693542), (28, 4960346771), (47, 2955100204), (94, 1477550102), (188, 738775051), (239, 581128492), (329, 422157172), (478, 290564246), (658, 211078586), (956, 145282123), (1316, 105539293), (1673, 83018356), (3346, 41509178), (6692, 20754589), (11233, 12364436), (22466, 6182218), (44932, 3091109), (78631, 1766348), (157262, 883174), (314524, 441587)]