53198271

素因数分解:

$3^2\times 7^3\times {\mathrm{19}}^1\times {\mathrm{907}}^1$

素因数の和:953

約数の個数: 48

約数和(自身を含む): 94432000

約数和(自身を除く): 41233729

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 63, 133, 147, 171, 343, 399, 441, 907, 931, 1029, 1197, 2721, 2793, 3087, 6349, 6517, 8163, 8379, 17233, 19047, 19551, 44443, 51699, 57141, 58653, 120631, 133329, 155097, 311101, 361893, 399987, 844417, 933303, 1085679, 2533251, 2799909, 5910919, 7599753, 17732757, 53198271]

約数ペア:

[(1, 53198271), (3, 17732757), (7, 7599753), (9, 5910919), (19, 2799909), (21, 2533251), (49, 1085679), (57, 933303), (63, 844417), (133, 399987), (147, 361893), (171, 311101), (343, 155097), (399, 133329), (441, 120631), (907, 58653), (931, 57141), (1029, 51699), (1197, 44443), (2721, 19551), (2793, 19047), (3087, 17233), (6349, 8379), (6517, 8163)]