22428175

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 35426304

約数和(自身を除く): 12998129

約数列:

[1, 5, 7, 11, 25, 35, 55, 61, 77, 175, 191, 275, 305, 385, 427, 671, 955, 1337, 1525, 1925, 2101, 2135, 3355, 4697, 4775, 6685, 10505, 10675, 11651, 14707, 16775, 23485, 33425, 52525, 58255, 73535, 81557, 117425, 128161, 291275, 367675, 407785, 640805, 897127, 2038925, 3204025, 4485635, 22428175]

約数ペア:

[(1, 22428175), (5, 4485635), (7, 3204025), (11, 2038925), (25, 897127), (35, 640805), (55, 407785), (61, 367675), (77, 291275), (175, 128161), (191, 117425), (275, 81557), (305, 73535), (385, 58255), (427, 52525), (671, 33425), (955, 23485), (1337, 16775), (1525, 14707), (1925, 11651), (2101, 10675), (2135, 10505), (3355, 6685), (4697, 4775)]