201515330

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{17387}}^1$

素因数の和:17474

約数の個数: 32

約数和(自身を含む): 388100160

約数和(自身を除く): 186584830

約数列:

[1, 2, 5, 10, 19, 38, 61, 95, 122, 190, 305, 610, 1159, 2318, 5795, 11590, 17387, 34774, 86935, 173870, 330353, 660706, 1060607, 1651765, 2121214, 3303530, 5303035, 10606070, 20151533, 40303066, 100757665, 201515330]

約数ペア:

[(1, 201515330), (2, 100757665), (5, 40303066), (10, 20151533), (19, 10606070), (38, 5303035), (61, 3303530), (95, 2121214), (122, 1651765), (190, 1060607), (305, 660706), (610, 330353), (1159, 173870), (2318, 86935), (5795, 34774), (11590, 17387)]