1271790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1087}}^1$

素因数の和:1113

約数の個数: 48

約数和(自身を含む): 3564288

約数和(自身を除く): 2292498

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1087, 1170, 2174, 3261, 5435, 6522, 9783, 10870, 14131, 16305, 19566, 28262, 32610, 42393, 48915, 70655, 84786, 97830, 127179, 141310, 211965, 254358, 423930, 635895, 1271790]

約数ペア:

[(1, 1271790), (2, 635895), (3, 423930), (5, 254358), (6, 211965), (9, 141310), (10, 127179), (13, 97830), (15, 84786), (18, 70655), (26, 48915), (30, 42393), (39, 32610), (45, 28262), (65, 19566), (78, 16305), (90, 14131), (117, 10870), (130, 9783), (195, 6522), (234, 5435), (390, 3261), (585, 2174), (1087, 1170)]