338804912

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{16981}}^1$

素因数の和:17061

約数の個数: 40

約数和(自身を含む): 694903440

約数和(自身を除く): 356098528

約数列:

[1, 2, 4, 8, 16, 29, 43, 58, 86, 116, 172, 232, 344, 464, 688, 1247, 2494, 4988, 9976, 16981, 19952, 33962, 67924, 135848, 271696, 492449, 730183, 984898, 1460366, 1969796, 2920732, 3939592, 5841464, 7879184, 11682928, 21175307, 42350614, 84701228, 169402456, 338804912]

約数ペア:

[(1, 338804912), (2, 169402456), (4, 84701228), (8, 42350614), (16, 21175307), (29, 11682928), (43, 7879184), (58, 5841464), (86, 3939592), (116, 2920732), (172, 1969796), (232, 1460366), (344, 984898), (464, 730183), (688, 492449), (1247, 271696), (2494, 135848), (4988, 67924), (9976, 33962), (16981, 19952)]