31919904

素因数分解:

$2^5\times 3^2\times {\mathrm{137}}^1\times {\mathrm{809}}^1$

素因数の和:962

約数の個数: 72

約数和(自身を含む): 91547820

約数和(自身を除く): 59627916

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 137, 144, 274, 288, 411, 548, 809, 822, 1096, 1233, 1618, 1644, 2192, 2427, 2466, 3236, 3288, 4384, 4854, 4932, 6472, 6576, 7281, 9708, 9864, 12944, 13152, 14562, 19416, 19728, 25888, 29124, 38832, 39456, 58248, 77664, 110833, 116496, 221666, 232992, 332499, 443332, 664998, 886664, 997497, 1329996, 1773328, 1994994, 2659992, 3546656, 3989988, 5319984, 7979976, 10639968, 15959952, 31919904]

約数ペア:

[(1, 31919904), (2, 15959952), (3, 10639968), (4, 7979976), (6, 5319984), (8, 3989988), (9, 3546656), (12, 2659992), (16, 1994994), (18, 1773328), (24, 1329996), (32, 997497), (36, 886664), (48, 664998), (72, 443332), (96, 332499), (137, 232992), (144, 221666), (274, 116496), (288, 110833), (411, 77664), (548, 58248), (809, 39456), (822, 38832), (1096, 29124), (1233, 25888), (1618, 19728), (1644, 19416), (2192, 14562), (2427, 13152), (2466, 12944), (3236, 9864), (3288, 9708), (4384, 7281), (4854, 6576), (4932, 6472)]