81101970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{901133}}^1$

素因数の和:901146

約数の個数: 24

約数和(自身を含む): 210865356

約数和(自身を除く): 129763386

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 901133, 1802266, 2703399, 4505665, 5406798, 8110197, 9011330, 13516995, 16220394, 27033990, 40550985, 81101970]

約数ペア:

[(1, 81101970), (2, 40550985), (3, 27033990), (5, 16220394), (6, 13516995), (9, 9011330), (10, 8110197), (15, 5406798), (18, 4505665), (30, 2703399), (45, 1802266), (90, 901133)]