2178306

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1$

素因数の和:160

約数の個数: 64

約数和(自身を含む): 5443200

約数和(自身を除く): 3264894

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 29, 39, 54, 58, 78, 87, 107, 117, 174, 214, 234, 261, 321, 351, 377, 522, 642, 702, 754, 783, 963, 1131, 1391, 1566, 1926, 2262, 2782, 2889, 3103, 3393, 4173, 5778, 6206, 6786, 8346, 9309, 10179, 12519, 18618, 20358, 25038, 27927, 37557, 40339, 55854, 75114, 80678, 83781, 121017, 167562, 242034, 363051, 726102, 1089153, 2178306]

約数ペア:

[(1, 2178306), (2, 1089153), (3, 726102), (6, 363051), (9, 242034), (13, 167562), (18, 121017), (26, 83781), (27, 80678), (29, 75114), (39, 55854), (54, 40339), (58, 37557), (78, 27927), (87, 25038), (107, 20358), (117, 18618), (174, 12519), (214, 10179), (234, 9309), (261, 8346), (321, 6786), (351, 6206), (377, 5778), (522, 4173), (642, 3393), (702, 3103), (754, 2889), (783, 2782), (963, 2262), (1131, 1926), (1391, 1566)]