4180491

素因数分解:

$3^4\times 7^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:193

約数の個数: 40

約数和(自身を含む): 7306464

約数和(自身を除く): 3125973

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 81, 101, 189, 219, 303, 511, 567, 657, 707, 909, 1533, 1971, 2121, 2727, 4599, 5913, 6363, 7373, 8181, 13797, 19089, 22119, 41391, 51611, 57267, 66357, 154833, 199071, 464499, 597213, 1393497, 4180491]

約数ペア:

[(1, 4180491), (3, 1393497), (7, 597213), (9, 464499), (21, 199071), (27, 154833), (63, 66357), (73, 57267), (81, 51611), (101, 41391), (189, 22119), (219, 19089), (303, 13797), (511, 8181), (567, 7373), (657, 6363), (707, 5913), (909, 4599), (1533, 2727), (1971, 2121)]