42664671

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^2$

素因数の和:253

約数の個数: 48

約数和(自身を含む): 76742400

約数和(自身を除く): 34077729

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 109, 133, 171, 189, 327, 399, 513, 763, 981, 1197, 2071, 2289, 2943, 3591, 6213, 6867, 11881, 14497, 18639, 20601, 35643, 43491, 55917, 83167, 106929, 130473, 225739, 249501, 320787, 391419, 677217, 748503, 1580173, 2031651, 2245509, 4740519, 6094953, 14221557, 42664671]

約数ペア:

[(1, 42664671), (3, 14221557), (7, 6094953), (9, 4740519), (19, 2245509), (21, 2031651), (27, 1580173), (57, 748503), (63, 677217), (109, 391419), (133, 320787), (171, 249501), (189, 225739), (327, 130473), (399, 106929), (513, 83167), (763, 55917), (981, 43491), (1197, 35643), (2071, 20601), (2289, 18639), (2943, 14497), (3591, 11881), (6213, 6867)]