72204237

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20107}}^1$

素因数の和:20142

約数の個数: 32

約数和(自身を含む): 128691200

約数和(自身を除く): 56486963

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 20107, 60321, 140749, 180963, 382033, 422247, 542889, 1146099, 1266741, 2674231, 3438297, 3800223, 8022693, 10314891, 24068079, 72204237]

約数ペア:

[(1, 72204237), (3, 24068079), (7, 10314891), (9, 8022693), (19, 3800223), (21, 3438297), (27, 2674231), (57, 1266741), (63, 1146099), (133, 542889), (171, 422247), (189, 382033), (399, 180963), (513, 140749), (1197, 60321), (3591, 20107)]