25161786

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{491}}^1$

素因数の和:588

約数の個数: 64

約数和(自身を含む): 61165440

約数和(自身を除く): 36003654

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 73, 78, 117, 146, 219, 234, 351, 438, 491, 657, 702, 949, 982, 1314, 1473, 1898, 1971, 2847, 2946, 3942, 4419, 5694, 6383, 8541, 8838, 12766, 13257, 17082, 19149, 25623, 26514, 35843, 38298, 51246, 57447, 71686, 107529, 114894, 172341, 215058, 322587, 344682, 465959, 645174, 931918, 967761, 1397877, 1935522, 2795754, 4193631, 8387262, 12580893, 25161786]

約数ペア:

[(1, 25161786), (2, 12580893), (3, 8387262), (6, 4193631), (9, 2795754), (13, 1935522), (18, 1397877), (26, 967761), (27, 931918), (39, 645174), (54, 465959), (73, 344682), (78, 322587), (117, 215058), (146, 172341), (219, 114894), (234, 107529), (351, 71686), (438, 57447), (491, 51246), (657, 38298), (702, 35843), (949, 26514), (982, 25623), (1314, 19149), (1473, 17082), (1898, 13257), (1971, 12766), (2847, 8838), (2946, 8541), (3942, 6383), (4419, 5694)]