222173775

素因数分解:

$3^2\times 5^2\times {\mathrm{691}}^1\times {\mathrm{1429}}^1$

素因数の和:2136

約数の個数: 36

約数和(自身を含む): 398792680

約数和(自身を除く): 176618905

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 691, 1429, 2073, 3455, 4287, 6219, 7145, 10365, 12861, 17275, 21435, 31095, 35725, 51825, 64305, 107175, 155475, 321525, 987439, 2962317, 4937195, 8886951, 14811585, 24685975, 44434755, 74057925, 222173775]

約数ペア:

[(1, 222173775), (3, 74057925), (5, 44434755), (9, 24685975), (15, 14811585), (25, 8886951), (45, 4937195), (75, 2962317), (225, 987439), (691, 321525), (1429, 155475), (2073, 107175), (3455, 64305), (4287, 51825), (6219, 35725), (7145, 31095), (10365, 21435), (12861, 17275)]