2021883134145

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{613}}^1\times {\mathrm{641077}}^1$

素因数の和:641719

約数の個数: 64

約数和(自身を含む): 3778770163200

約数和(自身を除く): 1756887029055

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 343, 613, 735, 1029, 1715, 1839, 3065, 4291, 5145, 9195, 12873, 21455, 30037, 64365, 90111, 150185, 210259, 450555, 630777, 641077, 1051295, 1923231, 3153885, 3205385, 4487539, 9616155, 13462617, 22437695, 31412773, 67313085, 94238319, 157063865, 219889411, 392980201, 471191595, 659668233, 1099447055, 1178940603, 1964901005, 2750861407, 3298341165, 5894703015, 8252584221, 13754307035, 19256029849, 41262921105, 57768089547, 96280149245, 134792208943, 288840447735, 404376626829, 673961044715, 2021883134145]

約数ペア:

[(1, 2021883134145), (3, 673961044715), (5, 404376626829), (7, 288840447735), (15, 134792208943), (21, 96280149245), (35, 57768089547), (49, 41262921105), (105, 19256029849), (147, 13754307035), (245, 8252584221), (343, 5894703015), (613, 3298341165), (735, 2750861407), (1029, 1964901005), (1715, 1178940603), (1839, 1099447055), (3065, 659668233), (4291, 471191595), (5145, 392980201), (9195, 219889411), (12873, 157063865), (21455, 94238319), (30037, 67313085), (64365, 31412773), (90111, 22437695), (150185, 13462617), (210259, 9616155), (450555, 4487539), (630777, 3205385), (641077, 3153885), (1051295, 1923231)]