191431461

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{2113}}^1$

素因数の和:2253

約数の個数: 32

約数和(自身を含む): 289804032

約数和(自身を除く): 98372571

約数列:

[1, 3, 13, 23, 39, 69, 101, 299, 303, 897, 1313, 2113, 2323, 3939, 6339, 6969, 27469, 30199, 48599, 82407, 90597, 145797, 213413, 631787, 640239, 1895361, 2774369, 4908499, 8323107, 14725497, 63810487, 191431461]

約数ペア:

[(1, 191431461), (3, 63810487), (13, 14725497), (23, 8323107), (39, 4908499), (69, 2774369), (101, 1895361), (299, 640239), (303, 631787), (897, 213413), (1313, 145797), (2113, 90597), (2323, 82407), (3939, 48599), (6339, 30199), (6969, 27469)]