78772554

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{208393}}^1$

素因数の和:208411

約数の個数: 32

約数和(自身を含む): 200058240

約数和(自身を除く): 121285686

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 208393, 416786, 625179, 1250358, 1458751, 1875537, 2917502, 3751074, 4376253, 5626611, 8752506, 11253222, 13128759, 26257518, 39386277, 78772554]

約数ペア:

[(1, 78772554), (2, 39386277), (3, 26257518), (6, 13128759), (7, 11253222), (9, 8752506), (14, 5626611), (18, 4376253), (21, 3751074), (27, 2917502), (42, 1875537), (54, 1458751), (63, 1250358), (126, 625179), (189, 416786), (378, 208393)]