31211154

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1607}}^1$

素因数の和:1711

約数の個数: 48

約数和(自身を含む): 73749312

約数和(自身を除く): 42538158

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 83, 117, 166, 234, 249, 498, 747, 1079, 1494, 1607, 2158, 3214, 3237, 4821, 6474, 9642, 9711, 14463, 19422, 20891, 28926, 41782, 62673, 125346, 133381, 188019, 266762, 376038, 400143, 800286, 1200429, 1733953, 2400858, 3467906, 5201859, 10403718, 15605577, 31211154]

約数ペア:

[(1, 31211154), (2, 15605577), (3, 10403718), (6, 5201859), (9, 3467906), (13, 2400858), (18, 1733953), (26, 1200429), (39, 800286), (78, 400143), (83, 376038), (117, 266762), (166, 188019), (234, 133381), (249, 125346), (498, 62673), (747, 41782), (1079, 28926), (1494, 20891), (1607, 19422), (2158, 14463), (3214, 9711), (3237, 9642), (4821, 6474)]