890361915

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{13037}}^1$

素因数の和:13231

約数の個数: 32

約数和(自身を含む): 1483202880

約数和(自身を除く): 592840965

約数列:

[1, 3, 5, 15, 29, 87, 145, 157, 435, 471, 785, 2355, 4553, 13037, 13659, 22765, 39111, 65185, 68295, 195555, 378073, 1134219, 1890365, 2046809, 5671095, 6140427, 10234045, 30702135, 59357461, 178072383, 296787305, 890361915]

約数ペア:

[(1, 890361915), (3, 296787305), (5, 178072383), (15, 59357461), (29, 30702135), (87, 10234045), (145, 6140427), (157, 5671095), (435, 2046809), (471, 1890365), (785, 1134219), (2355, 378073), (4553, 195555), (13037, 68295), (13659, 65185), (22765, 39111)]