1808479395

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{27583}}^1$

素因数の和:27672

約数の個数: 48

約数和(自身を含む): 3304783872

約数和(自身を除く): 1496304477

約数列:

[1, 3, 5, 9, 15, 31, 45, 47, 93, 141, 155, 235, 279, 423, 465, 705, 1395, 1457, 2115, 4371, 7285, 13113, 21855, 27583, 65565, 82749, 137915, 248247, 413745, 855073, 1241235, 1296401, 2565219, 3889203, 4275365, 6482005, 7695657, 11667609, 12826095, 19446015, 38478285, 40188431, 58338045, 120565293, 200942155, 361695879, 602826465, 1808479395]

約数ペア:

[(1, 1808479395), (3, 602826465), (5, 361695879), (9, 200942155), (15, 120565293), (31, 58338045), (45, 40188431), (47, 38478285), (93, 19446015), (141, 12826095), (155, 11667609), (235, 7695657), (279, 6482005), (423, 4275365), (465, 3889203), (705, 2565219), (1395, 1296401), (1457, 1241235), (2115, 855073), (4371, 413745), (7285, 248247), (13113, 137915), (21855, 82749), (27583, 65565)]