2053307515

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{1171}}^1$

素因数の和:1628

約数の個数: 48

約数和(自身を含む): 3044659104

約数和(自身を除く): 991351589

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 421, 595, 833, 1171, 2105, 2947, 4165, 5855, 7157, 8197, 14735, 19907, 20629, 35785, 40985, 50099, 57379, 99535, 103145, 139349, 250495, 286895, 350693, 492991, 696745, 975443, 1753465, 2464955, 3450937, 4877215, 8380847, 17254685, 24156559, 41904235, 58665929, 120782795, 293329645, 410661503, 2053307515]

約数ペア:

[(1, 2053307515), (5, 410661503), (7, 293329645), (17, 120782795), (35, 58665929), (49, 41904235), (85, 24156559), (119, 17254685), (245, 8380847), (421, 4877215), (595, 3450937), (833, 2464955), (1171, 1753465), (2105, 975443), (2947, 696745), (4165, 492991), (5855, 350693), (7157, 286895), (8197, 250495), (14735, 139349), (19907, 103145), (20629, 99535), (35785, 57379), (40985, 50099)]