15637671

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:221

約数の個数: 64

約数和(自身を含む): 29122560

約数和(自身を除く): 13484889

約数列:

[1, 3, 7, 9, 17, 21, 27, 31, 51, 63, 93, 119, 153, 157, 189, 217, 279, 357, 459, 471, 527, 651, 837, 1071, 1099, 1413, 1581, 1953, 2669, 3213, 3297, 3689, 4239, 4743, 4867, 5859, 8007, 9891, 11067, 14229, 14601, 18683, 24021, 29673, 33201, 34069, 43803, 56049, 72063, 82739, 99603, 102207, 131409, 168147, 248217, 306621, 504441, 579173, 744651, 919863, 1737519, 2233953, 5212557, 15637671]

約数ペア:

[(1, 15637671), (3, 5212557), (7, 2233953), (9, 1737519), (17, 919863), (21, 744651), (27, 579173), (31, 504441), (51, 306621), (63, 248217), (93, 168147), (119, 131409), (153, 102207), (157, 99603), (189, 82739), (217, 72063), (279, 56049), (357, 43803), (459, 34069), (471, 33201), (527, 29673), (651, 24021), (837, 18683), (1071, 14601), (1099, 14229), (1413, 11067), (1581, 9891), (1953, 8007), (2669, 5859), (3213, 4867), (3297, 4743), (3689, 4239)]