31351644

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^2\times {\mathrm{157}}^1$

素因数の和:256

約数の個数: 72

約数和(自身を含む): 83746320

約数和(自身を除く): 52394676

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 108, 129, 157, 172, 258, 314, 387, 471, 516, 628, 774, 942, 1161, 1413, 1548, 1849, 1884, 2322, 2826, 3698, 4239, 4644, 5547, 5652, 6751, 7396, 8478, 11094, 13502, 16641, 16956, 20253, 22188, 27004, 33282, 40506, 49923, 60759, 66564, 81012, 99846, 121518, 182277, 199692, 243036, 290293, 364554, 580586, 729108, 870879, 1161172, 1741758, 2612637, 3483516, 5225274, 7837911, 10450548, 15675822, 31351644]

約数ペア:

[(1, 31351644), (2, 15675822), (3, 10450548), (4, 7837911), (6, 5225274), (9, 3483516), (12, 2612637), (18, 1741758), (27, 1161172), (36, 870879), (43, 729108), (54, 580586), (86, 364554), (108, 290293), (129, 243036), (157, 199692), (172, 182277), (258, 121518), (314, 99846), (387, 81012), (471, 66564), (516, 60759), (628, 49923), (774, 40506), (942, 33282), (1161, 27004), (1413, 22188), (1548, 20253), (1849, 16956), (1884, 16641), (2322, 13502), (2826, 11094), (3698, 8478), (4239, 7396), (4644, 6751), (5547, 5652)]