189551415

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{1553}}^1$

素因数の和:1743

約数の個数: 32

約数和(自身を含む): 310302720

約数和(自身を除く): 120751305

約数列:

[1, 3, 5, 15, 79, 103, 237, 309, 395, 515, 1185, 1545, 1553, 4659, 7765, 8137, 23295, 24411, 40685, 122055, 122687, 159959, 368061, 479877, 613435, 799795, 1840305, 2399385, 12636761, 37910283, 63183805, 189551415]

約数ペア:

[(1, 189551415), (3, 63183805), (5, 37910283), (15, 12636761), (79, 2399385), (103, 1840305), (237, 799795), (309, 613435), (395, 479877), (515, 368061), (1185, 159959), (1545, 122687), (1553, 122055), (4659, 40685), (7765, 24411), (8137, 23295)]