199976445

素因数分解:

$3^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{11483}}^1$

素因数の和:11543

約数の個数: 40

約数和(自身を含む): 366844896

約数和(自身を除く): 166868451

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 81, 129, 135, 215, 387, 405, 645, 1161, 1935, 3483, 5805, 11483, 17415, 34449, 57415, 103347, 172245, 310041, 493769, 516735, 930123, 1481307, 1550205, 2468845, 4443921, 4650615, 7406535, 13331763, 22219605, 39995289, 66658815, 199976445]

約数ペア:

[(1, 199976445), (3, 66658815), (5, 39995289), (9, 22219605), (15, 13331763), (27, 7406535), (43, 4650615), (45, 4443921), (81, 2468845), (129, 1550205), (135, 1481307), (215, 930123), (387, 516735), (405, 493769), (645, 310041), (1161, 172245), (1935, 103347), (3483, 57415), (5805, 34449), (11483, 17415)]