815337215

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{15923}}^1$

素因数の和:15972

約数の個数: 48

約数和(自身を含む): 1307041920

約数和(自身を除く): 491704705

約数列:

[1, 5, 7, 11, 19, 35, 49, 55, 77, 95, 133, 209, 245, 385, 539, 665, 931, 1045, 1463, 2695, 4655, 7315, 10241, 15923, 51205, 79615, 111461, 175153, 302537, 557305, 780227, 875765, 1226071, 1512685, 2117759, 3327907, 3901135, 6130355, 8582497, 10588795, 14824313, 16639535, 23295349, 42912485, 74121565, 116476745, 163067443, 815337215]

約数ペア:

[(1, 815337215), (5, 163067443), (7, 116476745), (11, 74121565), (19, 42912485), (35, 23295349), (49, 16639535), (55, 14824313), (77, 10588795), (95, 8582497), (133, 6130355), (209, 3901135), (245, 3327907), (385, 2117759), (539, 1512685), (665, 1226071), (931, 875765), (1045, 780227), (1463, 557305), (2695, 302537), (4655, 175153), (7315, 111461), (10241, 79615), (15923, 51205)]