28045665

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{601}}^1$

素因数の和:690

約数の個数: 48

約数和(自身を含む): 52402896

約数和(自身を除く): 24357231

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 61, 85, 153, 183, 255, 305, 549, 601, 765, 915, 1037, 1803, 2745, 3005, 3111, 5185, 5409, 9015, 9333, 10217, 15555, 27045, 30651, 36661, 46665, 51085, 91953, 109983, 153255, 183305, 329949, 459765, 549915, 623237, 1649745, 1869711, 3116185, 5609133, 9348555, 28045665]

約数ペア:

[(1, 28045665), (3, 9348555), (5, 5609133), (9, 3116185), (15, 1869711), (17, 1649745), (45, 623237), (51, 549915), (61, 459765), (85, 329949), (153, 183305), (183, 153255), (255, 109983), (305, 91953), (549, 51085), (601, 46665), (765, 36661), (915, 30651), (1037, 27045), (1803, 15555), (2745, 10217), (3005, 9333), (3111, 9015), (5185, 5409)]