149745778

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{431}}^1$

素因数の和:559

約数の個数: 64

約数和(自身を含む): 292626432

約数和(自身を除く): 142880654

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 83, 91, 161, 166, 182, 299, 322, 431, 581, 598, 862, 1079, 1162, 1909, 2093, 2158, 3017, 3818, 4186, 5603, 6034, 7553, 9913, 11206, 13363, 15106, 19826, 24817, 26726, 35773, 39221, 49634, 69391, 71546, 78442, 128869, 138782, 173719, 250411, 257738, 347438, 465049, 500822, 822779, 902083, 930098, 1645558, 1804166, 3255343, 5759453, 6510686, 10696127, 11518906, 21392254, 74872889, 149745778]

約数ペア:

[(1, 149745778), (2, 74872889), (7, 21392254), (13, 11518906), (14, 10696127), (23, 6510686), (26, 5759453), (46, 3255343), (83, 1804166), (91, 1645558), (161, 930098), (166, 902083), (182, 822779), (299, 500822), (322, 465049), (431, 347438), (581, 257738), (598, 250411), (862, 173719), (1079, 138782), (1162, 128869), (1909, 78442), (2093, 71546), (2158, 69391), (3017, 49634), (3818, 39221), (4186, 35773), (5603, 26726), (6034, 24817), (7553, 19826), (9913, 15106), (11206, 13363)]