91515627

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{997}}^1$

素因数の和:1088

約数の個数: 48

約数和(自身を含む): 159424512

約数和(自身を除く): 67908885

約数列:

[1, 3, 7, 9, 21, 31, 47, 63, 93, 141, 217, 279, 329, 423, 651, 987, 997, 1457, 1953, 2961, 2991, 4371, 6979, 8973, 10199, 13113, 20937, 30597, 30907, 46859, 62811, 91791, 92721, 140577, 216349, 278163, 328013, 421731, 649047, 984039, 1452629, 1947141, 2952117, 4357887, 10168403, 13073661, 30505209, 91515627]

約数ペア:

[(1, 91515627), (3, 30505209), (7, 13073661), (9, 10168403), (21, 4357887), (31, 2952117), (47, 1947141), (63, 1452629), (93, 984039), (141, 649047), (217, 421731), (279, 328013), (329, 278163), (423, 216349), (651, 140577), (987, 92721), (997, 91791), (1457, 62811), (1953, 46859), (2961, 30907), (2991, 30597), (4371, 20937), (6979, 13113), (8973, 10199)]