644483235492

素因数分解:

$2^2\times 3^2\times {\mathrm{227}}^1\times {\mathrm{431}}^1\times {\mathrm{182981}}^1$

素因数の和:183649

約数の個数: 72

約数和(自身を含む): 1640092551552

約数和(自身を除く): 995609316060

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 227, 431, 454, 681, 862, 908, 1293, 1362, 1724, 2043, 2586, 2724, 3879, 4086, 5172, 7758, 8172, 15516, 97837, 182981, 195674, 293511, 365962, 391348, 548943, 587022, 731924, 880533, 1097886, 1174044, 1646829, 1761066, 2195772, 3293658, 3522132, 6587316, 41536687, 78864811, 83073374, 124610061, 157729622, 166146748, 236594433, 249220122, 315459244, 373830183, 473188866, 498440244, 709783299, 747660366, 946377732, 1419566598, 1495320732, 2839133196, 17902312097, 35804624194, 53706936291, 71609248388, 107413872582, 161120808873, 214827745164, 322241617746, 644483235492]

約数ペア:

[(1, 644483235492), (2, 322241617746), (3, 214827745164), (4, 161120808873), (6, 107413872582), (9, 71609248388), (12, 53706936291), (18, 35804624194), (36, 17902312097), (227, 2839133196), (431, 1495320732), (454, 1419566598), (681, 946377732), (862, 747660366), (908, 709783299), (1293, 498440244), (1362, 473188866), (1724, 373830183), (2043, 315459244), (2586, 249220122), (2724, 236594433), (3879, 166146748), (4086, 157729622), (5172, 124610061), (7758, 83073374), (8172, 78864811), (15516, 41536687), (97837, 6587316), (182981, 3522132), (195674, 3293658), (293511, 2195772), (365962, 1761066), (391348, 1646829), (548943, 1174044), (587022, 1097886), (731924, 880533)]