129475101

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{307}}^1$

素因数の和:494

約数の個数: 48

約数和(自身を含む): 213480960

約数和(自身を除く): 84005859

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 151, 307, 399, 453, 921, 931, 1057, 2149, 2793, 2869, 3171, 5833, 6447, 7399, 8607, 15043, 17499, 20083, 22197, 40831, 45129, 46357, 60249, 122493, 139071, 140581, 285817, 324499, 421743, 857451, 880783, 973497, 2271493, 2642349, 6165481, 6814479, 18496443, 43158367, 129475101]

約数ペア:

[(1, 129475101), (3, 43158367), (7, 18496443), (19, 6814479), (21, 6165481), (49, 2642349), (57, 2271493), (133, 973497), (147, 880783), (151, 857451), (307, 421743), (399, 324499), (453, 285817), (921, 140581), (931, 139071), (1057, 122493), (2149, 60249), (2793, 46357), (2869, 45129), (3171, 40831), (5833, 22197), (6447, 20083), (7399, 17499), (8607, 15043)]