817966079

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 975421440

約数和(自身を除く): 157455361

約数列:

[1, 7, 71, 79, 83, 251, 497, 553, 581, 1757, 5609, 5893, 6557, 17821, 19829, 20833, 39263, 41251, 45899, 124747, 138803, 145831, 465547, 1407859, 1479143, 1645807, 3258829, 9855013, 10354001, 11520649, 116852297, 817966079]

約数ペア:

[(1, 817966079), (7, 116852297), (71, 11520649), (79, 10354001), (83, 9855013), (251, 3258829), (497, 1645807), (553, 1479143), (581, 1407859), (1757, 465547), (5609, 145831), (5893, 138803), (6557, 124747), (17821, 45899), (19829, 41251), (20833, 39263)]