2005965143

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{2833}}^1$

素因数の和:3135

約数の個数: 32

約数和(自身を含む): 2559578112

約数和(自身を除く): 553612969

約数列:

[1, 7, 13, 31, 91, 217, 251, 403, 1757, 2821, 2833, 3263, 7781, 19831, 22841, 36829, 54467, 87823, 101153, 257803, 614761, 708071, 711083, 1141699, 4977581, 7991893, 9244079, 22043573, 64708553, 154305011, 286566449, 2005965143]

約数ペア:

[(1, 2005965143), (7, 286566449), (13, 154305011), (31, 64708553), (91, 22043573), (217, 9244079), (251, 7991893), (403, 4977581), (1757, 1141699), (2821, 711083), (2833, 708071), (3263, 614761), (7781, 257803), (19831, 101153), (22841, 87823), (36829, 54467)]