72778356

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{288803}}^1$

素因数の和:288820

約数の個数: 36

約数和(自身を含む): 210249312

約数和(自身を除く): 137470956

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 288803, 577606, 866409, 1155212, 1732818, 2021621, 2599227, 3465636, 4043242, 5198454, 6064863, 8086484, 10396908, 12129726, 18194589, 24259452, 36389178, 72778356]

約数ペア:

[(1, 72778356), (2, 36389178), (3, 24259452), (4, 18194589), (6, 12129726), (7, 10396908), (9, 8086484), (12, 6064863), (14, 5198454), (18, 4043242), (21, 3465636), (28, 2599227), (36, 2021621), (42, 1732818), (63, 1155212), (84, 866409), (126, 577606), (252, 288803)]