42446781

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:183

約数の個数: 64

約数和(自身を含む): 72253440

約数和(自身を除く): 29806659

約数列:

[1, 3, 9, 13, 27, 31, 39, 47, 83, 93, 117, 141, 249, 279, 351, 403, 423, 611, 747, 837, 1079, 1209, 1269, 1457, 1833, 2241, 2573, 3237, 3627, 3901, 4371, 5499, 7719, 9711, 10881, 11703, 13113, 16497, 18941, 23157, 29133, 33449, 35109, 39339, 50713, 56823, 69471, 100347, 105327, 120931, 152139, 170469, 301041, 362793, 456417, 511407, 903123, 1088379, 1369251, 1572103, 3265137, 4716309, 14148927, 42446781]

約数ペア:

[(1, 42446781), (3, 14148927), (9, 4716309), (13, 3265137), (27, 1572103), (31, 1369251), (39, 1088379), (47, 903123), (83, 511407), (93, 456417), (117, 362793), (141, 301041), (249, 170469), (279, 152139), (351, 120931), (403, 105327), (423, 100347), (611, 69471), (747, 56823), (837, 50713), (1079, 39339), (1209, 35109), (1269, 33449), (1457, 29133), (1833, 23157), (2241, 18941), (2573, 16497), (3237, 13113), (3627, 11703), (3901, 10881), (4371, 9711), (5499, 7719)]