242978403

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{691}}^1$

素因数の和:943

約数の個数: 32

約数和(自身を含む): 354304000

約数和(自身を除く): 111325597

約数列:

[1, 3, 19, 31, 57, 93, 199, 589, 597, 691, 1767, 2073, 3781, 6169, 11343, 13129, 18507, 21421, 39387, 64263, 117211, 137509, 351633, 406999, 412527, 1220997, 2612671, 4262779, 7838013, 12788337, 80992801, 242978403]

約数ペア:

[(1, 242978403), (3, 80992801), (19, 12788337), (31, 7838013), (57, 4262779), (93, 2612671), (199, 1220997), (589, 412527), (597, 406999), (691, 351633), (1767, 137509), (2073, 117211), (3781, 64263), (6169, 39387), (11343, 21421), (13129, 18507)]