7901397

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:103

約数の個数: 72

約数和(自身を含む): 14938560

約数和(自身を除く): 7037163

約数列:

[1, 3, 7, 9, 19, 21, 23, 41, 49, 57, 63, 69, 123, 133, 147, 161, 171, 207, 287, 369, 399, 437, 441, 483, 779, 861, 931, 943, 1127, 1197, 1311, 1449, 2009, 2337, 2583, 2793, 2829, 3059, 3381, 3933, 5453, 6027, 6601, 7011, 8379, 8487, 9177, 10143, 16359, 17917, 18081, 19803, 21413, 27531, 38171, 46207, 49077, 53751, 59409, 64239, 114513, 125419, 138621, 161253, 192717, 343539, 376257, 415863, 877933, 1128771, 2633799, 7901397]

約数ペア:

[(1, 7901397), (3, 2633799), (7, 1128771), (9, 877933), (19, 415863), (21, 376257), (23, 343539), (41, 192717), (49, 161253), (57, 138621), (63, 125419), (69, 114513), (123, 64239), (133, 59409), (147, 53751), (161, 49077), (171, 46207), (207, 38171), (287, 27531), (369, 21413), (399, 19803), (437, 18081), (441, 17917), (483, 16359), (779, 10143), (861, 9177), (931, 8487), (943, 8379), (1127, 7011), (1197, 6601), (1311, 6027), (1449, 5453), (2009, 3933), (2337, 3381), (2583, 3059), (2793, 2829)]