61931583

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1669}}^1$

素因数の和:1732

約数の個数: 48

約数和(自身を含む): 111155200

約数和(自身を除く): 49223617

約数列:

[1, 3, 7, 9, 19, 21, 31, 57, 63, 93, 133, 171, 217, 279, 399, 589, 651, 1197, 1669, 1767, 1953, 4123, 5007, 5301, 11683, 12369, 15021, 31711, 35049, 37107, 51739, 95133, 105147, 155217, 221977, 285399, 362173, 465651, 665931, 983041, 1086519, 1997793, 2949123, 3259557, 6881287, 8847369, 20643861, 61931583]

約数ペア:

[(1, 61931583), (3, 20643861), (7, 8847369), (9, 6881287), (19, 3259557), (21, 2949123), (31, 1997793), (57, 1086519), (63, 983041), (93, 665931), (133, 465651), (171, 362173), (217, 285399), (279, 221977), (399, 155217), (589, 105147), (651, 95133), (1197, 51739), (1669, 37107), (1767, 35049), (1953, 31711), (4123, 15021), (5007, 12369), (5301, 11683)]