61690815

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8017}}^1$

素因数の和:8053

約数の個数: 40

約数和(自身を含む): 116421360

約数和(自身を除く): 54730545

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 285, 405, 513, 855, 1539, 2565, 7695, 8017, 24051, 40085, 72153, 120255, 152323, 216459, 360765, 456969, 649377, 761615, 1082295, 1370907, 2284845, 3246885, 4112721, 6854535, 12338163, 20563605, 61690815]

約数ペア:

[(1, 61690815), (3, 20563605), (5, 12338163), (9, 6854535), (15, 4112721), (19, 3246885), (27, 2284845), (45, 1370907), (57, 1082295), (81, 761615), (95, 649377), (135, 456969), (171, 360765), (285, 216459), (405, 152323), (513, 120255), (855, 72153), (1539, 40085), (2565, 24051), (7695, 8017)]