8172990

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{12973}}^1$

素因数の和:12993

約数の個数: 48

約数和(自身を含む): 24287328

約数和(自身を除く): 16114338

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 12973, 25946, 38919, 64865, 77838, 90811, 116757, 129730, 181622, 194595, 233514, 272433, 389190, 454055, 544866, 583785, 817299, 908110, 1167570, 1362165, 1634598, 2724330, 4086495, 8172990]

約数ペア:

[(1, 8172990), (2, 4086495), (3, 2724330), (5, 1634598), (6, 1362165), (7, 1167570), (9, 908110), (10, 817299), (14, 583785), (15, 544866), (18, 454055), (21, 389190), (30, 272433), (35, 233514), (42, 194595), (45, 181622), (63, 129730), (70, 116757), (90, 90811), (105, 77838), (126, 64865), (210, 38919), (315, 25946), (630, 12973)]