28296918

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{233}}^1$

素因数の和:430

約数の個数: 64

約数和(自身を含む): 68402880

約数和(自身を除く): 40105962

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 173, 233, 234, 346, 351, 466, 519, 699, 702, 1038, 1398, 1557, 2097, 2249, 3029, 3114, 4194, 4498, 4671, 6058, 6291, 6747, 9087, 9342, 12582, 13494, 18174, 20241, 27261, 40309, 40482, 54522, 60723, 80618, 81783, 120927, 121446, 163566, 241854, 362781, 524017, 725562, 1048034, 1088343, 1572051, 2176686, 3144102, 4716153, 9432306, 14148459, 28296918]

約数ペア:

[(1, 28296918), (2, 14148459), (3, 9432306), (6, 4716153), (9, 3144102), (13, 2176686), (18, 1572051), (26, 1088343), (27, 1048034), (39, 725562), (54, 524017), (78, 362781), (117, 241854), (173, 163566), (233, 121446), (234, 120927), (346, 81783), (351, 80618), (466, 60723), (519, 54522), (699, 40482), (702, 40309), (1038, 27261), (1398, 20241), (1557, 18174), (2097, 13494), (2249, 12582), (3029, 9342), (3114, 9087), (4194, 6747), (4498, 6291), (4671, 6058)]