730111221

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{57089}}^1$

素因数の和:57138

約数の個数: 36

約数和(自身を含む): 1269110700

約数和(自身を除く): 538999479

約数列:

[1, 3, 7, 9, 21, 29, 49, 63, 87, 147, 203, 261, 441, 609, 1421, 1827, 4263, 12789, 57089, 171267, 399623, 513801, 1198869, 1655581, 2797361, 3596607, 4966743, 8392083, 11589067, 14900229, 25176249, 34767201, 81123469, 104301603, 243370407, 730111221]

約数ペア:

[(1, 730111221), (3, 243370407), (7, 104301603), (9, 81123469), (21, 34767201), (29, 25176249), (49, 14900229), (63, 11589067), (87, 8392083), (147, 4966743), (203, 3596607), (261, 2797361), (441, 1655581), (609, 1198869), (1421, 513801), (1827, 399623), (4263, 171267), (12789, 57089)]