31397296

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9043}}^1$

素因数の和:9089

約数の個数: 40

約数和(自身を含む): 71773184

約数和(自身を除く): 40375888

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 9043, 18086, 36172, 63301, 72344, 126602, 144688, 253204, 280333, 506408, 560666, 1012816, 1121332, 1962331, 2242664, 3924662, 4485328, 7849324, 15698648, 31397296]

約数ペア:

[(1, 31397296), (2, 15698648), (4, 7849324), (7, 4485328), (8, 3924662), (14, 2242664), (16, 1962331), (28, 1121332), (31, 1012816), (56, 560666), (62, 506408), (112, 280333), (124, 253204), (217, 144688), (248, 126602), (434, 72344), (496, 63301), (868, 36172), (1736, 18086), (3472, 9043)]