38578869

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 68935680

約数和(自身を除く): 30356811

約数列:

[1, 3, 7, 9, 21, 27, 43, 47, 63, 101, 129, 141, 189, 301, 303, 329, 387, 423, 707, 903, 909, 987, 1161, 1269, 2021, 2121, 2709, 2727, 2961, 4343, 4747, 6063, 6363, 8127, 8883, 13029, 14147, 14241, 18189, 19089, 30401, 33229, 39087, 42441, 42723, 54567, 91203, 99687, 117261, 127323, 128169, 204121, 273609, 299061, 381969, 612363, 820827, 897183, 1428847, 1837089, 4286541, 5511267, 12859623, 38578869]

約数ペア:

[(1, 38578869), (3, 12859623), (7, 5511267), (9, 4286541), (21, 1837089), (27, 1428847), (43, 897183), (47, 820827), (63, 612363), (101, 381969), (129, 299061), (141, 273609), (189, 204121), (301, 128169), (303, 127323), (329, 117261), (387, 99687), (423, 91203), (707, 54567), (903, 42723), (909, 42441), (987, 39087), (1161, 33229), (1269, 30401), (2021, 19089), (2121, 18189), (2709, 14241), (2727, 14147), (2961, 13029), (4343, 8883), (4747, 8127), (6063, 6363)]