15975947519

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1\times {\mathrm{2593}}^1$

素因数の和:3015

約数の個数: 32

約数和(自身を含む): 19021449216

約数和(自身を除く): 3045501697

約数列:

[1, 7, 47, 61, 307, 329, 427, 2149, 2593, 2867, 14429, 18151, 18727, 20069, 101003, 121871, 131089, 158173, 796051, 853097, 880169, 1107211, 5572357, 6161183, 7434131, 37414397, 48559111, 52038917, 261900779, 339913777, 2282278217, 15975947519]

約数ペア:

[(1, 15975947519), (7, 2282278217), (47, 339913777), (61, 261900779), (307, 52038917), (329, 48559111), (427, 37414397), (2149, 7434131), (2593, 6161183), (2867, 5572357), (14429, 1107211), (18151, 880169), (18727, 853097), (20069, 796051), (101003, 158173), (121871, 131089)]