55131678

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{61}}^1\times {\mathrm{797}}^1$

素因数の和:879

約数の個数: 80

約数和(自身を含む): 143678304

約数和(自身を除く): 88546626

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 61, 63, 81, 122, 126, 162, 183, 189, 366, 378, 427, 549, 567, 797, 854, 1098, 1134, 1281, 1594, 1647, 2391, 2562, 3294, 3843, 4782, 4941, 5579, 7173, 7686, 9882, 11158, 11529, 14346, 16737, 21519, 23058, 33474, 34587, 43038, 48617, 50211, 64557, 69174, 97234, 100422, 129114, 145851, 150633, 291702, 301266, 340319, 437553, 451899, 680638, 875106, 903798, 1020957, 1312659, 2041914, 2625318, 3062871, 3937977, 6125742, 7875954, 9188613, 18377226, 27565839, 55131678]

約数ペア:

[(1, 55131678), (2, 27565839), (3, 18377226), (6, 9188613), (7, 7875954), (9, 6125742), (14, 3937977), (18, 3062871), (21, 2625318), (27, 2041914), (42, 1312659), (54, 1020957), (61, 903798), (63, 875106), (81, 680638), (122, 451899), (126, 437553), (162, 340319), (183, 301266), (189, 291702), (366, 150633), (378, 145851), (427, 129114), (549, 100422), (567, 97234), (797, 69174), (854, 64557), (1098, 50211), (1134, 48617), (1281, 43038), (1594, 34587), (1647, 33474), (2391, 23058), (2562, 21519), (3294, 16737), (3843, 14346), (4782, 11529), (4941, 11158), (5579, 9882), (7173, 7686)]