81542412

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{323581}}^1$

素因数の和:323598

約数の個数: 36

約数和(自身を含む): 235567696

約数和(自身を除く): 154025284

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 323581, 647162, 970743, 1294324, 1941486, 2265067, 2912229, 3882972, 4530134, 5824458, 6795201, 9060268, 11648916, 13590402, 20385603, 27180804, 40771206, 81542412]

約数ペア:

[(1, 81542412), (2, 40771206), (3, 27180804), (4, 20385603), (6, 13590402), (7, 11648916), (9, 9060268), (12, 6795201), (14, 5824458), (18, 4530134), (21, 3882972), (28, 2912229), (36, 2265067), (42, 1941486), (63, 1294324), (84, 970743), (126, 647162), (252, 323581)]