68001915

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{3719}}^1$

素因数の和:3803

約数の個数: 32

約数和(自身を含む): 115706880

約数和(自身を除く): 47704965

約数列:

[1, 3, 5, 15, 23, 53, 69, 115, 159, 265, 345, 795, 1219, 3657, 3719, 6095, 11157, 18285, 18595, 55785, 85537, 197107, 256611, 427685, 591321, 985535, 1283055, 2956605, 4533461, 13600383, 22667305, 68001915]

約数ペア:

[(1, 68001915), (3, 22667305), (5, 13600383), (15, 4533461), (23, 2956605), (53, 1283055), (69, 985535), (115, 591321), (159, 427685), (265, 256611), (345, 197107), (795, 85537), (1219, 55785), (3657, 18595), (3719, 18285), (6095, 11157)]