28684338

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^3\times {\mathrm{41}}^1$

素因数の和:120

約数の個数: 64

約数和(自身を含む): 65681280

約数和(自身を除く): 36996942

約数列:

[1, 2, 3, 6, 17, 19, 34, 38, 41, 51, 57, 82, 102, 114, 123, 246, 323, 361, 646, 697, 722, 779, 969, 1083, 1394, 1558, 1938, 2091, 2166, 2337, 4182, 4674, 6137, 6859, 12274, 13243, 13718, 14801, 18411, 20577, 26486, 29602, 36822, 39729, 41154, 44403, 79458, 88806, 116603, 233206, 251617, 281219, 349809, 503234, 562438, 699618, 754851, 843657, 1509702, 1687314, 4780723, 9561446, 14342169, 28684338]

約数ペア:

[(1, 28684338), (2, 14342169), (3, 9561446), (6, 4780723), (17, 1687314), (19, 1509702), (34, 843657), (38, 754851), (41, 699618), (51, 562438), (57, 503234), (82, 349809), (102, 281219), (114, 251617), (123, 233206), (246, 116603), (323, 88806), (361, 79458), (646, 44403), (697, 41154), (722, 39729), (779, 36822), (969, 29602), (1083, 26486), (1394, 20577), (1558, 18411), (1938, 14801), (2091, 13718), (2166, 13243), (2337, 12274), (4182, 6859), (4674, 6137)]