28879425

素因数分解:

$3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{3469}}^1$

素因数の和:3522

約数の個数: 36

約数和(自身を含む): 53139580

約数和(自身を除く): 24260155

約数列:

[1, 3, 5, 9, 15, 25, 37, 45, 75, 111, 185, 225, 333, 555, 925, 1665, 2775, 3469, 8325, 10407, 17345, 31221, 52035, 86725, 128353, 156105, 260175, 385059, 641765, 780525, 1155177, 1925295, 3208825, 5775885, 9626475, 28879425]

約数ペア:

[(1, 28879425), (3, 9626475), (5, 5775885), (9, 3208825), (15, 1925295), (25, 1155177), (37, 780525), (45, 641765), (75, 385059), (111, 260175), (185, 156105), (225, 128353), (333, 86725), (555, 52035), (925, 31221), (1665, 17345), (2775, 10407), (3469, 8325)]