68278329

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{139}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 122572800

約数和(自身を除く): 54294471

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 113, 139, 161, 189, 207, 339, 417, 483, 621, 791, 973, 1017, 1251, 1449, 2373, 2599, 2919, 3051, 3197, 3753, 4347, 7119, 7797, 8757, 9591, 15707, 18193, 21357, 22379, 23391, 26271, 28773, 47121, 54579, 67137, 70173, 86319, 109949, 141363, 163737, 201411, 329847, 361261, 424089, 491211, 604233, 989541, 1083783, 2528827, 2968623, 3251349, 7586481, 9754047, 22759443, 68278329]

約数ペア:

[(1, 68278329), (3, 22759443), (7, 9754047), (9, 7586481), (21, 3251349), (23, 2968623), (27, 2528827), (63, 1083783), (69, 989541), (113, 604233), (139, 491211), (161, 424089), (189, 361261), (207, 329847), (339, 201411), (417, 163737), (483, 141363), (621, 109949), (791, 86319), (973, 70173), (1017, 67137), (1251, 54579), (1449, 47121), (2373, 28773), (2599, 26271), (2919, 23391), (3051, 22379), (3197, 21357), (3753, 18193), (4347, 15707), (7119, 9591), (7797, 8757)]