407427584

素因数分解:

$2^9\times {\mathrm{47}}^1\times {\mathrm{16931}}^1$

素因数の和:16996

約数の個数: 40

約数和(自身を含む): 831428928

約数和(自身を除く): 424001344

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 94, 128, 188, 256, 376, 512, 752, 1504, 3008, 6016, 12032, 16931, 24064, 33862, 67724, 135448, 270896, 541792, 795757, 1083584, 1591514, 2167168, 3183028, 4334336, 6366056, 8668672, 12732112, 25464224, 50928448, 101856896, 203713792, 407427584]

約数ペア:

[(1, 407427584), (2, 203713792), (4, 101856896), (8, 50928448), (16, 25464224), (32, 12732112), (47, 8668672), (64, 6366056), (94, 4334336), (128, 3183028), (188, 2167168), (256, 1591514), (376, 1083584), (512, 795757), (752, 541792), (1504, 270896), (3008, 135448), (6016, 67724), (12032, 33862), (16931, 24064)]