1238995845

素因数分解:

$3^4\times 5^1\times {\mathrm{113}}^1\times {\mathrm{27073}}^1$

素因数の和:27203

約数の個数: 40

約数和(自身を含む): 2240752536

約数和(自身を除く): 1001756691

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 113, 135, 339, 405, 565, 1017, 1695, 3051, 5085, 9153, 15255, 27073, 45765, 81219, 135365, 243657, 406095, 730971, 1218285, 2192913, 3059249, 3654855, 9177747, 10964565, 15296245, 27533241, 45888735, 82599723, 137666205, 247799169, 412998615, 1238995845]

約数ペア:

[(1, 1238995845), (3, 412998615), (5, 247799169), (9, 137666205), (15, 82599723), (27, 45888735), (45, 27533241), (81, 15296245), (113, 10964565), (135, 9177747), (339, 3654855), (405, 3059249), (565, 2192913), (1017, 1218285), (1695, 730971), (3051, 406095), (5085, 243657), (9153, 135365), (15255, 81219), (27073, 45765)]