25811037

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{379}}^1$

素因数の和:462

約数の個数: 48

約数和(自身を含む): 45527040

約数和(自身を除く): 19716003

約数列:

[1, 3, 7, 9, 21, 23, 47, 63, 69, 141, 161, 207, 329, 379, 423, 483, 987, 1081, 1137, 1449, 2653, 2961, 3243, 3411, 7567, 7959, 8717, 9729, 17813, 22701, 23877, 26151, 53439, 61019, 68103, 78453, 124691, 160317, 183057, 374073, 409699, 549171, 1122219, 1229097, 2867893, 3687291, 8603679, 25811037]

約数ペア:

[(1, 25811037), (3, 8603679), (7, 3687291), (9, 2867893), (21, 1229097), (23, 1122219), (47, 549171), (63, 409699), (69, 374073), (141, 183057), (161, 160317), (207, 124691), (329, 78453), (379, 68103), (423, 61019), (483, 53439), (987, 26151), (1081, 23877), (1137, 22701), (1449, 17813), (2653, 9729), (2961, 8717), (3243, 7959), (3411, 7567)]