31487688

素因数分解:

$2^3\times 3^2\times {\mathrm{163}}^1\times {\mathrm{2683}}^1$

素因数の和:2858

約数の個数: 48

約数和(自身を含む): 85834320

約数和(自身を除く): 54346632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 163, 326, 489, 652, 978, 1304, 1467, 1956, 2683, 2934, 3912, 5366, 5868, 8049, 10732, 11736, 16098, 21464, 24147, 32196, 48294, 64392, 96588, 193176, 437329, 874658, 1311987, 1749316, 2623974, 3498632, 3935961, 5247948, 7871922, 10495896, 15743844, 31487688]

約数ペア:

[(1, 31487688), (2, 15743844), (3, 10495896), (4, 7871922), (6, 5247948), (8, 3935961), (9, 3498632), (12, 2623974), (18, 1749316), (24, 1311987), (36, 874658), (72, 437329), (163, 193176), (326, 96588), (489, 64392), (652, 48294), (978, 32196), (1304, 24147), (1467, 21464), (1956, 16098), (2683, 11736), (2934, 10732), (3912, 8049), (5366, 5868)]