521007664

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{41801}}^1$

素因数の和:41869

約数の個数: 40

約数和(自身を含む): 1088524080

約数和(自身を除く): 567516416

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 304, 328, 656, 779, 1558, 3116, 6232, 12464, 41801, 83602, 167204, 334408, 668816, 794219, 1588438, 1713841, 3176876, 3427682, 6353752, 6855364, 12707504, 13710728, 27421456, 32562979, 65125958, 130251916, 260503832, 521007664]

約数ペア:

[(1, 521007664), (2, 260503832), (4, 130251916), (8, 65125958), (16, 32562979), (19, 27421456), (38, 13710728), (41, 12707504), (76, 6855364), (82, 6353752), (152, 3427682), (164, 3176876), (304, 1713841), (328, 1588438), (656, 794219), (779, 668816), (1558, 334408), (3116, 167204), (6232, 83602), (12464, 41801)]