388583408

素因数分解:

$2^4\times {\mathrm{239}}^1\times {\mathrm{307}}^1\times {\mathrm{331}}^1$

素因数の和:885

約数の個数: 40

約数和(自身を含む): 760784640

約数和(自身を除く): 372201232

約数列:

[1, 2, 4, 8, 16, 239, 307, 331, 478, 614, 662, 956, 1228, 1324, 1912, 2456, 2648, 3824, 4912, 5296, 73373, 79109, 101617, 146746, 158218, 203234, 293492, 316436, 406468, 586984, 632872, 812936, 1173968, 1265744, 1625872, 24286463, 48572926, 97145852, 194291704, 388583408]

約数ペア:

[(1, 388583408), (2, 194291704), (4, 97145852), (8, 48572926), (16, 24286463), (239, 1625872), (307, 1265744), (331, 1173968), (478, 812936), (614, 632872), (662, 586984), (956, 406468), (1228, 316436), (1324, 293492), (1912, 203234), (2456, 158218), (2648, 146746), (3824, 101617), (4912, 79109), (5296, 73373)]