221569245

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{9343}}^1$

素因数の和:9402

約数の個数: 48

約数和(自身を含む): 419807232

約数和(自身を除く): 198237987

約数列:

[1, 3, 5, 9, 15, 17, 31, 45, 51, 85, 93, 153, 155, 255, 279, 465, 527, 765, 1395, 1581, 2635, 4743, 7905, 9343, 23715, 28029, 46715, 84087, 140145, 158831, 289633, 420435, 476493, 794155, 868899, 1429479, 1448165, 2382465, 2606697, 4344495, 4923761, 7147395, 13033485, 14771283, 24618805, 44313849, 73856415, 221569245]

約数ペア:

[(1, 221569245), (3, 73856415), (5, 44313849), (9, 24618805), (15, 14771283), (17, 13033485), (31, 7147395), (45, 4923761), (51, 4344495), (85, 2606697), (93, 2382465), (153, 1448165), (155, 1429479), (255, 868899), (279, 794155), (465, 476493), (527, 420435), (765, 289633), (1395, 158831), (1581, 140145), (2635, 84087), (4743, 46715), (7905, 28029), (9343, 23715)]