74488281

素因数分解:

$3^1\times 7^3\times {\mathrm{191}}^1\times {\mathrm{379}}^1$

素因数の和:594

約数の個数: 32

約数和(自身を含む): 116736000

約数和(自身を除く): 42247719

約数列:

[1, 3, 7, 21, 49, 147, 191, 343, 379, 573, 1029, 1137, 1337, 2653, 4011, 7959, 9359, 18571, 28077, 55713, 65513, 72389, 129997, 196539, 217167, 389991, 506723, 1520169, 3547061, 10641183, 24829427, 74488281]

約数ペア:

[(1, 74488281), (3, 24829427), (7, 10641183), (21, 3547061), (49, 1520169), (147, 506723), (191, 389991), (343, 217167), (379, 196539), (573, 129997), (1029, 72389), (1137, 65513), (1337, 55713), (2653, 28077), (4011, 18571), (7959, 9359)]