7971390

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{12653}}^1$

素因数の和:12673

約数の個数: 48

約数和(自身を含む): 23688288

約数和(自身を除く): 15716898

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, 12653, 25306, 37959, 63265, 75918, 88571, 113877, 126530, 177142, 189795, 227754, 265713, 379590, 442855, 531426, 569385, 797139, 885710, 1138770, 1328565, 1594278, 2657130, 3985695, 7971390]

約数ペア:

[(1, 7971390), (2, 3985695), (3, 2657130), (5, 1594278), (6, 1328565), (7, 1138770), (9, 885710), (10, 797139), (14, 569385), (15, 531426), (18, 442855), (21, 379590), (30, 265713), (35, 227754), (42, 189795), (45, 177142), (63, 126530), (70, 113877), (90, 88571), (105, 75918), (126, 63265), (210, 37959), (315, 25306), (630, 12653)]