2019950775

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{309571}}^1$

素因数の和:309616

約数の個数: 36

約数和(自身を含む): 3742725480

約数和(自身を除く): 1722774705

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 435, 725, 1305, 2175, 6525, 309571, 928713, 1547855, 2786139, 4643565, 7739275, 8977559, 13930695, 23217825, 26932677, 44887795, 69653475, 80798031, 134663385, 224438975, 403990155, 673316925, 2019950775]

約数ペア:

[(1, 2019950775), (3, 673316925), (5, 403990155), (9, 224438975), (15, 134663385), (25, 80798031), (29, 69653475), (45, 44887795), (75, 26932677), (87, 23217825), (145, 13930695), (225, 8977559), (261, 7739275), (435, 4643565), (725, 2786139), (1305, 1547855), (2175, 928713), (6525, 309571)]