149493968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{2311}}^1$

素因数の和:2643

約数の個数: 40

約数和(自身を含む): 313063296

約数和(自身を除く): 163569328

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 311, 622, 1244, 2311, 2488, 4043, 4622, 4976, 8086, 9244, 16172, 18488, 30043, 32344, 36976, 60086, 64688, 120172, 240344, 480688, 718721, 1437442, 2874884, 5749768, 9343373, 11499536, 18686746, 37373492, 74746984, 149493968]

約数ペア:

[(1, 149493968), (2, 74746984), (4, 37373492), (8, 18686746), (13, 11499536), (16, 9343373), (26, 5749768), (52, 2874884), (104, 1437442), (208, 718721), (311, 480688), (622, 240344), (1244, 120172), (2311, 64688), (2488, 60086), (4043, 36976), (4622, 32344), (4976, 30043), (8086, 18488), (9244, 16172)]