28325648

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3167}}^1$

素因数の和:3231

約数の個数: 40

約数和(自身を含む): 60496128

約数和(自身を除く): 32170480

約数列:

[1, 2, 4, 8, 13, 16, 26, 43, 52, 86, 104, 172, 208, 344, 559, 688, 1118, 2236, 3167, 4472, 6334, 8944, 12668, 25336, 41171, 50672, 82342, 136181, 164684, 272362, 329368, 544724, 658736, 1089448, 1770353, 2178896, 3540706, 7081412, 14162824, 28325648]

約数ペア:

[(1, 28325648), (2, 14162824), (4, 7081412), (8, 3540706), (13, 2178896), (16, 1770353), (26, 1089448), (43, 658736), (52, 544724), (86, 329368), (104, 272362), (172, 164684), (208, 136181), (344, 82342), (559, 50672), (688, 41171), (1118, 25336), (2236, 12668), (3167, 8944), (4472, 6334)]