199873512

素因数分解:

$2^3\times 3^2\times {\mathrm{131}}^1\times {\mathrm{21191}}^1$

素因数の和:21334

約数の個数: 48

約数和(自身を含む): 545482080

約数和(自身を除く): 345608568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 131, 262, 393, 524, 786, 1048, 1179, 1572, 2358, 3144, 4716, 9432, 21191, 42382, 63573, 84764, 127146, 169528, 190719, 254292, 381438, 508584, 762876, 1525752, 2776021, 5552042, 8328063, 11104084, 16656126, 22208168, 24984189, 33312252, 49968378, 66624504, 99936756, 199873512]

約数ペア:

[(1, 199873512), (2, 99936756), (3, 66624504), (4, 49968378), (6, 33312252), (8, 24984189), (9, 22208168), (12, 16656126), (18, 11104084), (24, 8328063), (36, 5552042), (72, 2776021), (131, 1525752), (262, 762876), (393, 508584), (524, 381438), (786, 254292), (1048, 190719), (1179, 169528), (1572, 127146), (2358, 84764), (3144, 63573), (4716, 42382), (9432, 21191)]