285990831

素因数分解:

$3^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{8849}}^1$

素因数の和:8890

約数の個数: 48

約数和(自身を含む): 515424000

約数和(自身を除く): 229433169

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 243, 399, 513, 567, 1197, 1539, 1701, 3591, 4617, 8849, 10773, 26547, 32319, 61943, 79641, 168131, 185829, 238923, 504393, 557487, 716769, 1176917, 1513179, 1672461, 2150307, 3530751, 4539537, 5017383, 10592253, 13618611, 15052149, 31776759, 40855833, 95330277, 285990831]

約数ペア:

[(1, 285990831), (3, 95330277), (7, 40855833), (9, 31776759), (19, 15052149), (21, 13618611), (27, 10592253), (57, 5017383), (63, 4539537), (81, 3530751), (133, 2150307), (171, 1672461), (189, 1513179), (243, 1176917), (399, 716769), (513, 557487), (567, 504393), (1197, 238923), (1539, 185829), (1701, 168131), (3591, 79641), (4617, 61943), (8849, 32319), (10773, 26547)]