313963208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{571}}^1$

素因数の和:918

約数の個数: 64

約数和(自身を含む): 674593920

約数和(自身を除く): 360630712

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 136, 221, 311, 442, 571, 622, 884, 1142, 1244, 1768, 2284, 2488, 4043, 4568, 5287, 7423, 8086, 9707, 10574, 14846, 16172, 19414, 21148, 29692, 32344, 38828, 42296, 59384, 68731, 77656, 126191, 137462, 177581, 252382, 274924, 355162, 504764, 549848, 710324, 1009528, 1420648, 2308553, 3018877, 4617106, 6037754, 9234212, 12075508, 18468424, 24151016, 39245401, 78490802, 156981604, 313963208]

約数ペア:

[(1, 313963208), (2, 156981604), (4, 78490802), (8, 39245401), (13, 24151016), (17, 18468424), (26, 12075508), (34, 9234212), (52, 6037754), (68, 4617106), (104, 3018877), (136, 2308553), (221, 1420648), (311, 1009528), (442, 710324), (571, 549848), (622, 504764), (884, 355162), (1142, 274924), (1244, 252382), (1768, 177581), (2284, 137462), (2488, 126191), (4043, 77656), (4568, 68731), (5287, 59384), (7423, 42296), (8086, 38828), (9707, 32344), (10574, 29692), (14846, 21148), (16172, 19414)]