11215605

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1$

素因数の和:138

約数の個数: 64

約数和(自身を含む): 20736000

約数和(自身を除く): 9520395

約数列:

[1, 3, 5, 15, 19, 23, 29, 57, 59, 69, 87, 95, 115, 145, 177, 285, 295, 345, 435, 437, 551, 667, 885, 1121, 1311, 1357, 1653, 1711, 2001, 2185, 2755, 3335, 3363, 4071, 5133, 5605, 6555, 6785, 8265, 8555, 10005, 12673, 16815, 20355, 25665, 25783, 32509, 38019, 39353, 63365, 77349, 97527, 118059, 128915, 162545, 190095, 196765, 386745, 487635, 590295, 747707, 2243121, 3738535, 11215605]

約数ペア:

[(1, 11215605), (3, 3738535), (5, 2243121), (15, 747707), (19, 590295), (23, 487635), (29, 386745), (57, 196765), (59, 190095), (69, 162545), (87, 128915), (95, 118059), (115, 97527), (145, 77349), (177, 63365), (285, 39353), (295, 38019), (345, 32509), (435, 25783), (437, 25665), (551, 20355), (667, 16815), (885, 12673), (1121, 10005), (1311, 8555), (1357, 8265), (1653, 6785), (1711, 6555), (2001, 5605), (2185, 5133), (2755, 4071), (3335, 3363)]