2151620198

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{5003}}^1$

素因数の和:5181

約数の個数: 64

約数和(自身を含む): 4236986880

約数和(自身を除く): 2085366682

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 139, 182, 221, 238, 278, 442, 973, 1547, 1807, 1946, 2363, 3094, 3614, 4726, 5003, 10006, 12649, 16541, 25298, 30719, 33082, 35021, 61438, 65039, 70042, 85051, 130078, 170102, 215033, 430066, 455273, 595357, 695417, 910546, 1105663, 1190714, 1390834, 2211326, 4867919, 7739641, 9040421, 9735838, 11822089, 15479282, 18080842, 23644178, 63282947, 82754623, 126565894, 153687157, 165509246, 307374314, 1075810099, 2151620198]

約数ペア:

[(1, 2151620198), (2, 1075810099), (7, 307374314), (13, 165509246), (14, 153687157), (17, 126565894), (26, 82754623), (34, 63282947), (91, 23644178), (119, 18080842), (139, 15479282), (182, 11822089), (221, 9735838), (238, 9040421), (278, 7739641), (442, 4867919), (973, 2211326), (1547, 1390834), (1807, 1190714), (1946, 1105663), (2363, 910546), (3094, 695417), (3614, 595357), (4726, 455273), (5003, 430066), (10006, 215033), (12649, 170102), (16541, 130078), (25298, 85051), (30719, 70042), (33082, 65039), (35021, 61438)]