408912813

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{373}}^1\times {\mathrm{2137}}^1$

素因数の和:2538

約数の個数: 32

約数和(自身を含む): 639689600

約数和(自身を除く): 230776787

約数列:

[1, 3, 9, 19, 27, 57, 171, 373, 513, 1119, 2137, 3357, 6411, 7087, 10071, 19233, 21261, 40603, 57699, 63783, 121809, 191349, 365427, 797101, 1096281, 2391303, 7173909, 15144919, 21521727, 45434757, 136304271, 408912813]

約数ペア:

[(1, 408912813), (3, 136304271), (9, 45434757), (19, 21521727), (27, 15144919), (57, 7173909), (171, 2391303), (373, 1096281), (513, 797101), (1119, 365427), (2137, 191349), (3357, 121809), (6411, 63783), (7087, 57699), (10071, 40603), (19233, 21261)]