25906972

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{691}}^1$

素因数の和:818

約数の個数: 48

約数和(自身を含む): 56422912

約数和(自身を除く): 30515940

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 103, 182, 206, 364, 412, 691, 721, 1339, 1382, 1442, 2678, 2764, 2884, 4837, 5356, 8983, 9373, 9674, 17966, 18746, 19348, 35932, 37492, 62881, 71173, 125762, 142346, 251524, 284692, 498211, 925249, 996422, 1850498, 1992844, 3700996, 6476743, 12953486, 25906972]

約数ペア:

[(1, 25906972), (2, 12953486), (4, 6476743), (7, 3700996), (13, 1992844), (14, 1850498), (26, 996422), (28, 925249), (52, 498211), (91, 284692), (103, 251524), (182, 142346), (206, 125762), (364, 71173), (412, 62881), (691, 37492), (721, 35932), (1339, 19348), (1382, 18746), (1442, 17966), (2678, 9674), (2764, 9373), (2884, 8983), (4837, 5356)]