313612208

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{215393}}^1$

素因数の和:215421

約数の個数: 40

約数和(自身を含む): 747847968

約数和(自身を除く): 434235760

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 215393, 430786, 861572, 1507751, 1723144, 2800109, 3015502, 3446288, 5600218, 6031004, 11200436, 12062008, 19600763, 22400872, 24124016, 39201526, 44801744, 78403052, 156806104, 313612208]

約数ペア:

[(1, 313612208), (2, 156806104), (4, 78403052), (7, 44801744), (8, 39201526), (13, 24124016), (14, 22400872), (16, 19600763), (26, 12062008), (28, 11200436), (52, 6031004), (56, 5600218), (91, 3446288), (104, 3015502), (112, 2800109), (182, 1723144), (208, 1507751), (364, 861572), (728, 430786), (1456, 215393)]