17222975

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 27855360

約数和(自身を除く): 10632385

約数列:

[1, 5, 7, 11, 23, 25, 35, 55, 77, 115, 161, 175, 253, 275, 385, 389, 575, 805, 1265, 1771, 1925, 1945, 2723, 4025, 4279, 6325, 8855, 8947, 9725, 13615, 21395, 29953, 44275, 44735, 62629, 68075, 98417, 106975, 149765, 223675, 313145, 492085, 688919, 748825, 1565725, 2460425, 3444595, 17222975]

約数ペア:

[(1, 17222975), (5, 3444595), (7, 2460425), (11, 1565725), (23, 748825), (25, 688919), (35, 492085), (55, 313145), (77, 223675), (115, 149765), (161, 106975), (175, 98417), (253, 68075), (275, 62629), (385, 44735), (389, 44275), (575, 29953), (805, 21395), (1265, 13615), (1771, 9725), (1925, 8947), (1945, 8855), (2723, 6325), (4025, 4279)]