431028728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{809}}^1$

素因数の和:984

約数の個数: 64

約数和(自身を含む): 898128000

約数和(自身を除く): 467099272

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 94, 104, 109, 188, 218, 376, 436, 611, 809, 872, 1222, 1417, 1618, 2444, 2834, 3236, 4888, 5123, 5668, 6472, 10246, 10517, 11336, 20492, 21034, 38023, 40984, 42068, 66599, 76046, 84136, 88181, 133198, 152092, 176362, 266396, 304184, 352724, 494299, 532792, 705448, 988598, 1146353, 1977196, 2292706, 3954392, 4144507, 4585412, 8289014, 9170824, 16578028, 33156056, 53878591, 107757182, 215514364, 431028728]

約数ペア:

[(1, 431028728), (2, 215514364), (4, 107757182), (8, 53878591), (13, 33156056), (26, 16578028), (47, 9170824), (52, 8289014), (94, 4585412), (104, 4144507), (109, 3954392), (188, 2292706), (218, 1977196), (376, 1146353), (436, 988598), (611, 705448), (809, 532792), (872, 494299), (1222, 352724), (1417, 304184), (1618, 266396), (2444, 176362), (2834, 152092), (3236, 133198), (4888, 88181), (5123, 84136), (5668, 76046), (6472, 66599), (10246, 42068), (10517, 40984), (11336, 38023), (20492, 21034)]