388293724

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{2647}}^1$

素因数の和:2715

約数の個数: 72

約数和(自身を含む): 868374528

約数和(自身を除く): 480080804

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 169, 182, 217, 338, 364, 403, 434, 676, 806, 868, 1183, 1612, 2366, 2647, 2821, 4732, 5239, 5294, 5642, 10478, 10588, 11284, 18529, 20956, 34411, 36673, 37058, 68822, 73346, 74116, 82057, 137644, 146692, 164114, 240877, 328228, 447343, 481754, 574399, 894686, 963508, 1066741, 1148798, 1789372, 2133482, 2297596, 3131401, 4266964, 6262802, 7467187, 12525604, 13867633, 14934374, 27735266, 29868748, 55470532, 97073431, 194146862, 388293724]

約数ペア:

[(1, 388293724), (2, 194146862), (4, 97073431), (7, 55470532), (13, 29868748), (14, 27735266), (26, 14934374), (28, 13867633), (31, 12525604), (52, 7467187), (62, 6262802), (91, 4266964), (124, 3131401), (169, 2297596), (182, 2133482), (217, 1789372), (338, 1148798), (364, 1066741), (403, 963508), (434, 894686), (676, 574399), (806, 481754), (868, 447343), (1183, 328228), (1612, 240877), (2366, 164114), (2647, 146692), (2821, 137644), (4732, 82057), (5239, 74116), (5294, 73346), (5642, 68822), (10478, 37058), (10588, 36673), (11284, 34411), (18529, 20956)]