1282051238

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{1213}}^1$

素因数の和:1353

約数の個数: 48

約数和(自身を含む): 2159414640

約数和(自身を除く): 877363402

約数列:

[1, 2, 13, 26, 53, 59, 106, 118, 169, 338, 689, 767, 1213, 1378, 1534, 2426, 3127, 6254, 8957, 9971, 15769, 17914, 19942, 31538, 40651, 64289, 71567, 81302, 128578, 143134, 204997, 409994, 528463, 835757, 930371, 1056926, 1671514, 1860742, 3793051, 7586102, 10864841, 12094823, 21729682, 24189646, 49309663, 98619326, 641025619, 1282051238]

約数ペア:

[(1, 1282051238), (2, 641025619), (13, 98619326), (26, 49309663), (53, 24189646), (59, 21729682), (106, 12094823), (118, 10864841), (169, 7586102), (338, 3793051), (689, 1860742), (767, 1671514), (1213, 1056926), (1378, 930371), (1534, 835757), (2426, 528463), (3127, 409994), (6254, 204997), (8957, 143134), (9971, 128578), (15769, 81302), (17914, 71567), (19942, 64289), (31538, 40651)]