28655718

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1693}}^1$

素因数の和:1749

約数の個数: 64

約数和(自身を含む): 72855552

約数和(自身を除く): 44199834

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 39, 42, 62, 78, 91, 93, 182, 186, 217, 273, 403, 434, 546, 651, 806, 1209, 1302, 1693, 2418, 2821, 3386, 5079, 5642, 8463, 10158, 11851, 16926, 22009, 23702, 35553, 44018, 52483, 66027, 71106, 104966, 132054, 154063, 157449, 308126, 314898, 367381, 462189, 682279, 734762, 924378, 1102143, 1364558, 2046837, 2204286, 4093674, 4775953, 9551906, 14327859, 28655718]

約数ペア:

[(1, 28655718), (2, 14327859), (3, 9551906), (6, 4775953), (7, 4093674), (13, 2204286), (14, 2046837), (21, 1364558), (26, 1102143), (31, 924378), (39, 734762), (42, 682279), (62, 462189), (78, 367381), (91, 314898), (93, 308126), (182, 157449), (186, 154063), (217, 132054), (273, 104966), (403, 71106), (434, 66027), (546, 52483), (651, 44018), (806, 35553), (1209, 23702), (1302, 22009), (1693, 16926), (2418, 11851), (2821, 10158), (3386, 8463), (5079, 5642)]