870856406

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{19457}}^1$

素因数の和:19628

約数の個数: 32

約数和(自身を含む): 1569093120

約数和(自身を除く): 698236714

約数列:

[1, 2, 7, 14, 23, 46, 139, 161, 278, 322, 973, 1946, 3197, 6394, 19457, 22379, 38914, 44758, 136199, 272398, 447511, 895022, 2704523, 3132577, 5409046, 6265154, 18931661, 37863322, 62204029, 124408058, 435428203, 870856406]

約数ペア:

[(1, 870856406), (2, 435428203), (7, 124408058), (14, 62204029), (23, 37863322), (46, 18931661), (139, 6265154), (161, 5409046), (278, 3132577), (322, 2704523), (973, 895022), (1946, 447511), (3197, 272398), (6394, 136199), (19457, 44758), (22379, 38914)]