78765141

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 137281536

約数和(自身を除く): 58516395

約数列:

[1, 3, 7, 13, 21, 31, 39, 41, 91, 93, 123, 217, 227, 273, 287, 403, 533, 651, 681, 861, 1209, 1271, 1589, 1599, 2821, 2951, 3731, 3813, 4767, 7037, 8463, 8853, 8897, 9307, 11193, 16523, 20657, 21111, 26691, 27921, 49259, 49569, 61971, 65149, 91481, 115661, 120991, 147777, 195447, 274443, 288517, 346983, 362973, 640367, 846937, 865551, 1921101, 2019619, 2540811, 3750721, 6058857, 11252163, 26255047, 78765141]

約数ペア:

[(1, 78765141), (3, 26255047), (7, 11252163), (13, 6058857), (21, 3750721), (31, 2540811), (39, 2019619), (41, 1921101), (91, 865551), (93, 846937), (123, 640367), (217, 362973), (227, 346983), (273, 288517), (287, 274443), (403, 195447), (533, 147777), (651, 120991), (681, 115661), (861, 91481), (1209, 65149), (1271, 61971), (1589, 49569), (1599, 49259), (2821, 27921), (2951, 26691), (3731, 21111), (3813, 20657), (4767, 16523), (7037, 11193), (8463, 9307), (8853, 8897)]