217077644

素因数分解:

$2^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{211}}^1$

素因数の和:439

約数の個数: 72

約数和(自身を含む): 461850480

約数和(自身を除く): 244772836

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 116, 181, 196, 203, 211, 362, 406, 422, 724, 812, 844, 1267, 1421, 1477, 2534, 2842, 2954, 5068, 5249, 5684, 5908, 6119, 8869, 10339, 10498, 12238, 17738, 20678, 20996, 24476, 35476, 36743, 38191, 41356, 42833, 73486, 76382, 85666, 146972, 152764, 171332, 257201, 267337, 299831, 514402, 534674, 599662, 1028804, 1069348, 1107539, 1199324, 1871359, 2215078, 3742718, 4430156, 7485436, 7752773, 15505546, 31011092, 54269411, 108538822, 217077644]

約数ペア:

[(1, 217077644), (2, 108538822), (4, 54269411), (7, 31011092), (14, 15505546), (28, 7752773), (29, 7485436), (49, 4430156), (58, 3742718), (98, 2215078), (116, 1871359), (181, 1199324), (196, 1107539), (203, 1069348), (211, 1028804), (362, 599662), (406, 534674), (422, 514402), (724, 299831), (812, 267337), (844, 257201), (1267, 171332), (1421, 152764), (1477, 146972), (2534, 85666), (2842, 76382), (2954, 73486), (5068, 42833), (5249, 41356), (5684, 38191), (5908, 36743), (6119, 35476), (8869, 24476), (10339, 20996), (10498, 20678), (12238, 17738)]