213687573

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{383}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 330946560

約数和(自身を除く): 117258987

約数列:

[1, 3, 11, 29, 33, 53, 87, 121, 159, 319, 363, 383, 583, 957, 1149, 1537, 1749, 3509, 4213, 4611, 6413, 10527, 11107, 12639, 16907, 19239, 20299, 33321, 46343, 50721, 60897, 122177, 139029, 185977, 223289, 366531, 557931, 588671, 669867, 1343947, 1766013, 2456179, 4031841, 6475381, 7368537, 19426143, 71229191, 213687573]

約数ペア:

[(1, 213687573), (3, 71229191), (11, 19426143), (29, 7368537), (33, 6475381), (53, 4031841), (87, 2456179), (121, 1766013), (159, 1343947), (319, 669867), (363, 588671), (383, 557931), (583, 366531), (957, 223289), (1149, 185977), (1537, 139029), (1749, 122177), (3509, 60897), (4213, 50721), (4611, 46343), (6413, 33321), (10527, 20299), (11107, 19239), (12639, 16907)]