28374424

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{677}}^1$

素因数の和:740

約数の個数: 48

約数和(自身を含む): 59555520

約数和(自身を除く): 31181096

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 169, 248, 338, 403, 676, 677, 806, 1352, 1354, 1612, 2708, 3224, 5239, 5416, 8801, 10478, 17602, 20956, 20987, 35204, 41912, 41974, 70408, 83948, 114413, 167896, 228826, 272831, 457652, 545662, 915304, 1091324, 2182648, 3546803, 7093606, 14187212, 28374424]

約数ペア:

[(1, 28374424), (2, 14187212), (4, 7093606), (8, 3546803), (13, 2182648), (26, 1091324), (31, 915304), (52, 545662), (62, 457652), (104, 272831), (124, 228826), (169, 167896), (248, 114413), (338, 83948), (403, 70408), (676, 41974), (677, 41912), (806, 35204), (1352, 20987), (1354, 20956), (1612, 17602), (2708, 10478), (3224, 8801), (5239, 5416)]