1644765668

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{26119}}^1$

素因数の和:26316

約数の個数: 48

約数和(自身を含む): 3563185920

約数和(自身を除く): 1918420252

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 173, 182, 346, 364, 692, 1211, 2249, 2422, 4498, 4844, 8996, 15743, 26119, 31486, 52238, 62972, 104476, 182833, 339547, 365666, 679094, 731332, 1358188, 2376829, 4518587, 4753658, 9037174, 9507316, 18074348, 31630109, 58741631, 63260218, 117483262, 126520436, 234966524, 411191417, 822382834, 1644765668]

約数ペア:

[(1, 1644765668), (2, 822382834), (4, 411191417), (7, 234966524), (13, 126520436), (14, 117483262), (26, 63260218), (28, 58741631), (52, 31630109), (91, 18074348), (173, 9507316), (182, 9037174), (346, 4753658), (364, 4518587), (692, 2376829), (1211, 1358188), (2249, 731332), (2422, 679094), (4498, 365666), (4844, 339547), (8996, 182833), (15743, 104476), (26119, 62972), (31486, 52238)]