81579006

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{347}}^1\times {\mathrm{353}}^1$

素因数の和:745

約数の個数: 48

約数和(自身を含む): 182570544

約数和(自身を除く): 100991538

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 347, 353, 666, 694, 706, 1041, 1059, 2082, 2118, 3123, 3177, 6246, 6354, 12839, 13061, 25678, 26122, 38517, 39183, 77034, 78366, 115551, 117549, 122491, 231102, 235098, 244982, 367473, 734946, 1102419, 2204838, 4532167, 9064334, 13596501, 27193002, 40789503, 81579006]

約数ペア:

[(1, 81579006), (2, 40789503), (3, 27193002), (6, 13596501), (9, 9064334), (18, 4532167), (37, 2204838), (74, 1102419), (111, 734946), (222, 367473), (333, 244982), (347, 235098), (353, 231102), (666, 122491), (694, 117549), (706, 115551), (1041, 78366), (1059, 77034), (2082, 39183), (2118, 38517), (3123, 26122), (3177, 25678), (6246, 13061), (6354, 12839)]