27972075

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 48854016

約数和(自身を除く): 20881941

約数列:

[1, 3, 5, 15, 25, 31, 53, 75, 93, 155, 159, 227, 265, 465, 681, 775, 795, 1135, 1325, 1643, 2325, 3405, 3975, 4929, 5675, 7037, 8215, 12031, 17025, 21111, 24645, 35185, 36093, 41075, 60155, 105555, 123225, 175925, 180465, 300775, 372961, 527775, 902325, 1118883, 1864805, 5594415, 9324025, 27972075]

約数ペア:

[(1, 27972075), (3, 9324025), (5, 5594415), (15, 1864805), (25, 1118883), (31, 902325), (53, 527775), (75, 372961), (93, 300775), (155, 180465), (159, 175925), (227, 123225), (265, 105555), (465, 60155), (681, 41075), (775, 36093), (795, 35185), (1135, 24645), (1325, 21111), (1643, 17025), (2325, 12031), (3405, 8215), (3975, 7037), (4929, 5675)]