201975015

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{257}}^1\times {\mathrm{433}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 357414624

約数和(自身を除く): 155439609

約数列:

[1, 3, 5, 11, 15, 33, 55, 121, 165, 257, 363, 433, 605, 771, 1285, 1299, 1815, 2165, 2827, 3855, 4763, 6495, 8481, 14135, 14289, 23815, 31097, 42405, 52393, 71445, 93291, 111281, 155485, 157179, 261965, 333843, 466455, 556405, 785895, 1224091, 1669215, 3672273, 6120455, 13465001, 18361365, 40395003, 67325005, 201975015]

約数ペア:

[(1, 201975015), (3, 67325005), (5, 40395003), (11, 18361365), (15, 13465001), (33, 6120455), (55, 3672273), (121, 1669215), (165, 1224091), (257, 785895), (363, 556405), (433, 466455), (605, 333843), (771, 261965), (1285, 157179), (1299, 155485), (1815, 111281), (2165, 93291), (2827, 71445), (3855, 52393), (4763, 42405), (6495, 31097), (8481, 23815), (14135, 14289)]