201721630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{25121}}^1$

素因数の和:25212

約数の個数: 32

約数和(自身を含む): 401550048

約数和(自身を除く): 199828418

約数列:

[1, 2, 5, 10, 11, 22, 55, 73, 110, 146, 365, 730, 803, 1606, 4015, 8030, 25121, 50242, 125605, 251210, 276331, 552662, 1381655, 1833833, 2763310, 3667666, 9169165, 18338330, 20172163, 40344326, 100860815, 201721630]

約数ペア:

[(1, 201721630), (2, 100860815), (5, 40344326), (10, 20172163), (11, 18338330), (22, 9169165), (55, 3667666), (73, 2763310), (110, 1833833), (146, 1381655), (365, 552662), (730, 276331), (803, 251210), (1606, 125605), (4015, 50242), (8030, 25121)]