81309744

素因数分解:

$2^4\times 3^6\times {\mathrm{6971}}^1$

素因数の和:6997

約数の個数: 70

約数和(自身を含む): 236232276

約数和(自身を除く): 154922532

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 729, 972, 1296, 1458, 1944, 2916, 3888, 5832, 6971, 11664, 13942, 20913, 27884, 41826, 55768, 62739, 83652, 111536, 125478, 167304, 188217, 250956, 334608, 376434, 501912, 564651, 752868, 1003824, 1129302, 1505736, 1693953, 2258604, 3011472, 3387906, 4517208, 5081859, 6775812, 9034416, 10163718, 13551624, 20327436, 27103248, 40654872, 81309744]

約数ペア:

[(1, 81309744), (2, 40654872), (3, 27103248), (4, 20327436), (6, 13551624), (8, 10163718), (9, 9034416), (12, 6775812), (16, 5081859), (18, 4517208), (24, 3387906), (27, 3011472), (36, 2258604), (48, 1693953), (54, 1505736), (72, 1129302), (81, 1003824), (108, 752868), (144, 564651), (162, 501912), (216, 376434), (243, 334608), (324, 250956), (432, 188217), (486, 167304), (648, 125478), (729, 111536), (972, 83652), (1296, 62739), (1458, 55768), (1944, 41826), (2916, 27884), (3888, 20913), (5832, 13942), (6971, 11664)]