211920592

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{181}}^1\times {\mathrm{433}}^1$

素因数の和:648

約数の個数: 60

約数和(自身を含む): 448098924

約数和(自身を除く): 236178332

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 181, 208, 338, 362, 433, 676, 724, 866, 1352, 1448, 1732, 2353, 2704, 2896, 3464, 4706, 5629, 6928, 9412, 11258, 18824, 22516, 30589, 37648, 45032, 61178, 73177, 78373, 90064, 122356, 146354, 156746, 244712, 292708, 313492, 489424, 585416, 626984, 1018849, 1170832, 1253968, 2037698, 4075396, 8150792, 13245037, 16301584, 26490074, 52980148, 105960296, 211920592]

約数ペア:

[(1, 211920592), (2, 105960296), (4, 52980148), (8, 26490074), (13, 16301584), (16, 13245037), (26, 8150792), (52, 4075396), (104, 2037698), (169, 1253968), (181, 1170832), (208, 1018849), (338, 626984), (362, 585416), (433, 489424), (676, 313492), (724, 292708), (866, 244712), (1352, 156746), (1448, 146354), (1732, 122356), (2353, 90064), (2704, 78373), (2896, 73177), (3464, 61178), (4706, 45032), (5629, 37648), (6928, 30589), (9412, 22516), (11258, 18824)]