18285975

素因数分解:

$3^2\times 5^2\times {\mathrm{67}}^1\times {\mathrm{1213}}^1$

素因数の和:1296

約数の個数: 36

約数和(自身を含む): 33268456

約数和(自身を除く): 14982481

約数列:

[1, 3, 5, 9, 15, 25, 45, 67, 75, 201, 225, 335, 603, 1005, 1213, 1675, 3015, 3639, 5025, 6065, 10917, 15075, 18195, 30325, 54585, 81271, 90975, 243813, 272925, 406355, 731439, 1219065, 2031775, 3657195, 6095325, 18285975]

約数ペア:

[(1, 18285975), (3, 6095325), (5, 3657195), (9, 2031775), (15, 1219065), (25, 731439), (45, 406355), (67, 272925), (75, 243813), (201, 90975), (225, 81271), (335, 54585), (603, 30325), (1005, 18195), (1213, 15075), (1675, 10917), (3015, 6065), (3639, 5025)]