156978918

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{631}}^1$

素因数の和:930

約数の個数: 64

約数和(自身を含む): 371312640

約数和(自身を除く): 214333722

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 102, 153, 271, 306, 459, 542, 631, 813, 918, 1262, 1626, 1893, 2439, 3786, 4607, 4878, 5679, 7317, 9214, 10727, 11358, 13821, 14634, 17037, 21454, 27642, 32181, 34074, 41463, 64362, 82926, 96543, 124389, 171001, 193086, 248778, 289629, 342002, 513003, 579258, 1026006, 1539009, 2907017, 3078018, 4617027, 5814034, 8721051, 9234054, 17442102, 26163153, 52326306, 78489459, 156978918]

約数ペア:

[(1, 156978918), (2, 78489459), (3, 52326306), (6, 26163153), (9, 17442102), (17, 9234054), (18, 8721051), (27, 5814034), (34, 4617027), (51, 3078018), (54, 2907017), (102, 1539009), (153, 1026006), (271, 579258), (306, 513003), (459, 342002), (542, 289629), (631, 248778), (813, 193086), (918, 171001), (1262, 124389), (1626, 96543), (1893, 82926), (2439, 64362), (3786, 41463), (4607, 34074), (4878, 32181), (5679, 27642), (7317, 21454), (9214, 17037), (10727, 14634), (11358, 13821)]