27658605

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1$

素因数の和:190

約数の個数: 64

約数和(自身を含む): 50722560

約数和(自身を除く): 23063955

約数列:

[1, 3, 5, 13, 15, 29, 39, 65, 67, 73, 87, 145, 195, 201, 219, 335, 365, 377, 435, 871, 949, 1005, 1095, 1131, 1885, 1943, 2117, 2613, 2847, 4355, 4745, 4891, 5655, 5829, 6351, 9715, 10585, 13065, 14235, 14673, 24455, 25259, 27521, 29145, 31755, 63583, 73365, 75777, 82563, 126295, 137605, 141839, 190749, 317915, 378885, 412815, 425517, 709195, 953745, 1843907, 2127585, 5531721, 9219535, 27658605]

約数ペア:

[(1, 27658605), (3, 9219535), (5, 5531721), (13, 2127585), (15, 1843907), (29, 953745), (39, 709195), (65, 425517), (67, 412815), (73, 378885), (87, 317915), (145, 190749), (195, 141839), (201, 137605), (219, 126295), (335, 82563), (365, 75777), (377, 73365), (435, 63583), (871, 31755), (949, 29145), (1005, 27521), (1095, 25259), (1131, 24455), (1885, 14673), (1943, 14235), (2117, 13065), (2613, 10585), (2847, 9715), (4355, 6351), (4745, 5829), (4891, 5655)]