81057528

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{30427}}^1$

素因数の和:30476

約数の個数: 48

約数和(自身を含む): 225471480

約数和(自身を除く): 144413952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 111, 148, 222, 296, 333, 444, 666, 888, 1332, 2664, 30427, 60854, 91281, 121708, 182562, 243416, 273843, 365124, 547686, 730248, 1095372, 1125799, 2190744, 2251598, 3377397, 4503196, 6754794, 9006392, 10132191, 13509588, 20264382, 27019176, 40528764, 81057528]

約数ペア:

[(1, 81057528), (2, 40528764), (3, 27019176), (4, 20264382), (6, 13509588), (8, 10132191), (9, 9006392), (12, 6754794), (18, 4503196), (24, 3377397), (36, 2251598), (37, 2190744), (72, 1125799), (74, 1095372), (111, 730248), (148, 547686), (222, 365124), (296, 273843), (333, 243416), (444, 182562), (666, 121708), (888, 91281), (1332, 60854), (2664, 30427)]