663670238

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{401}}^1\times {\mathrm{977}}^1$

素因数の和:1409

約数の個数: 48

約数和(自身を含む): 1254953952

約数和(自身を除く): 591283714

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 154, 242, 401, 802, 847, 977, 1694, 1954, 2807, 4411, 5614, 6839, 8822, 10747, 13678, 21494, 30877, 48521, 61754, 75229, 97042, 118217, 150458, 236434, 339647, 391777, 679294, 783554, 827519, 1655038, 2742439, 4309547, 5484878, 8619094, 30166829, 47405017, 60333658, 94810034, 331835119, 663670238]

約数ペア:

[(1, 663670238), (2, 331835119), (7, 94810034), (11, 60333658), (14, 47405017), (22, 30166829), (77, 8619094), (121, 5484878), (154, 4309547), (242, 2742439), (401, 1655038), (802, 827519), (847, 783554), (977, 679294), (1694, 391777), (1954, 339647), (2807, 236434), (4411, 150458), (5614, 118217), (6839, 97042), (8822, 75229), (10747, 61754), (13678, 48521), (21494, 30877)]