81217421784

素因数分解:

$2^3\times 3^2\times {\mathrm{61}}^1\times {\mathrm{18492127}}^1$

素因数の和:18492200

約数の個数: 48

約数和(自身を含む): 223569827520

約数和(自身を除く): 142352405736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 61, 72, 122, 183, 244, 366, 488, 549, 732, 1098, 1464, 2196, 4392, 18492127, 36984254, 55476381, 73968508, 110952762, 147937016, 166429143, 221905524, 332858286, 443811048, 665716572, 1128019747, 1331433144, 2256039494, 3384059241, 4512078988, 6768118482, 9024157976, 10152177723, 13536236964, 20304355446, 27072473928, 40608710892, 81217421784]

約数ペア:

[(1, 81217421784), (2, 40608710892), (3, 27072473928), (4, 20304355446), (6, 13536236964), (8, 10152177723), (9, 9024157976), (12, 6768118482), (18, 4512078988), (24, 3384059241), (36, 2256039494), (61, 1331433144), (72, 1128019747), (122, 665716572), (183, 443811048), (244, 332858286), (366, 221905524), (488, 166429143), (549, 147937016), (732, 110952762), (1098, 73968508), (1464, 55476381), (2196, 36984254), (4392, 18492127)]