25909044

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{317}}^1$

素因数の和:477

約数の個数: 72

約数和(自身を含む): 71053920

約数和(自身を除く): 45144876

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 139, 147, 196, 278, 294, 317, 417, 556, 588, 634, 834, 951, 973, 1268, 1668, 1902, 1946, 2219, 2919, 3804, 3892, 4438, 5838, 6657, 6811, 8876, 11676, 13314, 13622, 15533, 20433, 26628, 27244, 31066, 40866, 44063, 46599, 62132, 81732, 88126, 93198, 132189, 176252, 186396, 264378, 308441, 528756, 616882, 925323, 1233764, 1850646, 2159087, 3701292, 4318174, 6477261, 8636348, 12954522, 25909044]

約数ペア:

[(1, 25909044), (2, 12954522), (3, 8636348), (4, 6477261), (6, 4318174), (7, 3701292), (12, 2159087), (14, 1850646), (21, 1233764), (28, 925323), (42, 616882), (49, 528756), (84, 308441), (98, 264378), (139, 186396), (147, 176252), (196, 132189), (278, 93198), (294, 88126), (317, 81732), (417, 62132), (556, 46599), (588, 44063), (634, 40866), (834, 31066), (951, 27244), (973, 26628), (1268, 20433), (1668, 15533), (1902, 13622), (1946, 13314), (2219, 11676), (2919, 8876), (3804, 6811), (3892, 6657), (4438, 5838)]