28255572

素因数分解:

$2^2\times 3^2\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1$

素因数の和:373

約数の個数: 72

約数和(自身を含む): 74299680

約数和(自身を除く): 46044108

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 53, 59, 106, 118, 159, 177, 212, 236, 251, 318, 354, 477, 502, 531, 636, 708, 753, 954, 1004, 1062, 1506, 1908, 2124, 2259, 3012, 3127, 4518, 6254, 9036, 9381, 12508, 13303, 14809, 18762, 26606, 28143, 29618, 37524, 39909, 44427, 53212, 56286, 59236, 79818, 88854, 112572, 119727, 133281, 159636, 177708, 239454, 266562, 478908, 533124, 784877, 1569754, 2354631, 3139508, 4709262, 7063893, 9418524, 14127786, 28255572]

約数ペア:

[(1, 28255572), (2, 14127786), (3, 9418524), (4, 7063893), (6, 4709262), (9, 3139508), (12, 2354631), (18, 1569754), (36, 784877), (53, 533124), (59, 478908), (106, 266562), (118, 239454), (159, 177708), (177, 159636), (212, 133281), (236, 119727), (251, 112572), (318, 88854), (354, 79818), (477, 59236), (502, 56286), (531, 53212), (636, 44427), (708, 39909), (753, 37524), (954, 29618), (1004, 28143), (1062, 26606), (1506, 18762), (1908, 14809), (2124, 13303), (2259, 12508), (3012, 9381), (3127, 9036), (4518, 6254)]