13235481

素因数分解:

$3^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:304

約数の個数: 48

約数和(自身を含む): 23482368

約数和(自身を除く): 10246887

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 81, 93, 189, 217, 243, 251, 279, 567, 651, 753, 837, 1701, 1757, 1953, 2259, 2511, 5271, 5859, 6777, 7533, 7781, 15813, 17577, 20331, 23343, 47439, 52731, 54467, 60993, 70029, 142317, 163401, 210087, 426951, 490203, 630261, 1470609, 1890783, 4411827, 13235481]

約数ペア:

[(1, 13235481), (3, 4411827), (7, 1890783), (9, 1470609), (21, 630261), (27, 490203), (31, 426951), (63, 210087), (81, 163401), (93, 142317), (189, 70029), (217, 60993), (243, 54467), (251, 52731), (279, 47439), (567, 23343), (651, 20331), (753, 17577), (837, 15813), (1701, 7781), (1757, 7533), (1953, 6777), (2259, 5859), (2511, 5271)]