1393605

素因数分解:

$3^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:88

約数の個数: 48

約数和(自身を含む): 2655744

約数和(自身を除く): 1262139

約数列:

[1, 3, 5, 9, 15, 27, 31, 37, 45, 81, 93, 111, 135, 155, 185, 243, 279, 333, 405, 465, 555, 837, 999, 1147, 1215, 1395, 1665, 2511, 2997, 3441, 4185, 4995, 5735, 7533, 8991, 10323, 12555, 14985, 17205, 30969, 37665, 44955, 51615, 92907, 154845, 278721, 464535, 1393605]

約数ペア:

[(1, 1393605), (3, 464535), (5, 278721), (9, 154845), (15, 92907), (27, 51615), (31, 44955), (37, 37665), (45, 30969), (81, 17205), (93, 14985), (111, 12555), (135, 10323), (155, 8991), (185, 7533), (243, 5735), (279, 4995), (333, 4185), (405, 3441), (465, 2997), (555, 2511), (837, 1665), (999, 1395), (1147, 1215)]