320430249

素因数分解:

$3^5\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 498283968

約数和(自身を除く): 177853719

約数列:

[1, 3, 9, 27, 37, 81, 111, 157, 227, 243, 333, 471, 681, 999, 1413, 2043, 2997, 4239, 5809, 6129, 8399, 8991, 12717, 17427, 18387, 25197, 35639, 38151, 52281, 55161, 75591, 106917, 156843, 226773, 320751, 470529, 680319, 962253, 1318643, 1411587, 2040957, 2886759, 3955929, 8660277, 11867787, 35603361, 106810083, 320430249]

約数ペア:

[(1, 320430249), (3, 106810083), (9, 35603361), (27, 11867787), (37, 8660277), (81, 3955929), (111, 2886759), (157, 2040957), (227, 1411587), (243, 1318643), (333, 962253), (471, 680319), (681, 470529), (999, 320751), (1413, 226773), (2043, 156843), (2997, 106917), (4239, 75591), (5809, 55161), (6129, 52281), (8399, 38151), (8991, 35639), (12717, 25197), (17427, 18387)]