128312142

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{23321}}^1$

素因数の和:23464

約数の個数: 32

約数和(自身を含む): 295536384

約数和(自身を除く): 167224242

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 131, 262, 393, 786, 917, 1834, 2751, 5502, 23321, 46642, 69963, 139926, 163247, 326494, 489741, 979482, 3055051, 6110102, 9165153, 18330306, 21385357, 42770714, 64156071, 128312142]

約数ペア:

[(1, 128312142), (2, 64156071), (3, 42770714), (6, 21385357), (7, 18330306), (14, 9165153), (21, 6110102), (42, 3055051), (131, 979482), (262, 489741), (393, 326494), (786, 163247), (917, 139926), (1834, 69963), (2751, 46642), (5502, 23321)]