68844986

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 128894976

約数和(自身を除く): 60049990

約数列:

[1, 2, 7, 14, 31, 41, 53, 62, 73, 82, 106, 146, 217, 287, 371, 434, 511, 574, 742, 1022, 1271, 1643, 2173, 2263, 2542, 2993, 3286, 3869, 4346, 4526, 5986, 7738, 8897, 11501, 15211, 15841, 17794, 20951, 23002, 27083, 30422, 31682, 41902, 54166, 67363, 92783, 119939, 134726, 158629, 185566, 239878, 317258, 471541, 649481, 839573, 943082, 1110403, 1298962, 1679146, 2220806, 4917499, 9834998, 34422493, 68844986]

約数ペア:

[(1, 68844986), (2, 34422493), (7, 9834998), (14, 4917499), (31, 2220806), (41, 1679146), (53, 1298962), (62, 1110403), (73, 943082), (82, 839573), (106, 649481), (146, 471541), (217, 317258), (287, 239878), (371, 185566), (434, 158629), (511, 134726), (574, 119939), (742, 92783), (1022, 67363), (1271, 54166), (1643, 41902), (2173, 31682), (2263, 30422), (2542, 27083), (2993, 23002), (3286, 20951), (3869, 17794), (4346, 15841), (4526, 15211), (5986, 11501), (7738, 8897)]