180217791

素因数分解:

$3^5\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{641}}^1$

素因数の和:758

約数の個数: 48

約数和(自身を含む): 294446880

約数和(自身を除く): 114229089

約数列:

[1, 3, 9, 13, 27, 39, 81, 89, 117, 243, 267, 351, 641, 801, 1053, 1157, 1923, 2403, 3159, 3471, 5769, 7209, 8333, 10413, 17307, 21627, 24999, 31239, 51921, 57049, 74997, 93717, 155763, 171147, 224991, 281151, 513441, 674973, 741637, 1540323, 2024919, 2224911, 4620969, 6674733, 13862907, 20024199, 60072597, 180217791]

約数ペア:

[(1, 180217791), (3, 60072597), (9, 20024199), (13, 13862907), (27, 6674733), (39, 4620969), (81, 2224911), (89, 2024919), (117, 1540323), (243, 741637), (267, 674973), (351, 513441), (641, 281151), (801, 224991), (1053, 171147), (1157, 155763), (1923, 93717), (2403, 74997), (3159, 57049), (3471, 51921), (5769, 31239), (7209, 24999), (8333, 21627), (10413, 17307)]