128517816

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{24677}}^1$

素因数の和:24724

約数の個数: 64

約数和(自身を含む): 379054080

約数和(自身を除く): 250536264

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 93, 124, 168, 186, 217, 248, 372, 434, 651, 744, 868, 1302, 1736, 2604, 5208, 24677, 49354, 74031, 98708, 148062, 172739, 197416, 296124, 345478, 518217, 592248, 690956, 764987, 1036434, 1381912, 1529974, 2072868, 2294961, 3059948, 4145736, 4589922, 5354909, 6119896, 9179844, 10709818, 16064727, 18359688, 21419636, 32129454, 42839272, 64258908, 128517816]

約数ペア:

[(1, 128517816), (2, 64258908), (3, 42839272), (4, 32129454), (6, 21419636), (7, 18359688), (8, 16064727), (12, 10709818), (14, 9179844), (21, 6119896), (24, 5354909), (28, 4589922), (31, 4145736), (42, 3059948), (56, 2294961), (62, 2072868), (84, 1529974), (93, 1381912), (124, 1036434), (168, 764987), (186, 690956), (217, 592248), (248, 518217), (372, 345478), (434, 296124), (651, 197416), (744, 172739), (868, 148062), (1302, 98708), (1736, 74031), (2604, 49354), (5208, 24677)]