138634821

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{137}}^1$

素因数の和:224

約数の個数: 60

約数和(自身を含む): 232135596

約数和(自身を除く): 93500775

約数列:

[1, 3, 9, 13, 27, 31, 39, 81, 93, 117, 137, 279, 351, 403, 411, 837, 961, 1053, 1209, 1233, 1781, 2511, 2883, 3627, 3699, 4247, 5343, 8649, 10881, 11097, 12493, 12741, 16029, 25947, 32643, 37479, 38223, 48087, 55211, 77841, 112437, 114669, 131657, 144261, 165633, 337311, 344007, 394971, 496899, 1011933, 1184913, 1490697, 1711541, 3554739, 4472091, 5134623, 10664217, 15403869, 46211607, 138634821]

約数ペア:

[(1, 138634821), (3, 46211607), (9, 15403869), (13, 10664217), (27, 5134623), (31, 4472091), (39, 3554739), (81, 1711541), (93, 1490697), (117, 1184913), (137, 1011933), (279, 496899), (351, 394971), (403, 344007), (411, 337311), (837, 165633), (961, 144261), (1053, 131657), (1209, 114669), (1233, 112437), (1781, 77841), (2511, 55211), (2883, 48087), (3627, 38223), (3699, 37479), (4247, 32643), (5343, 25947), (8649, 16029), (10881, 12741), (11097, 12493)]