65621691

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{421}}^1$

素因数の和:704

約数の個数: 32

約数和(自身を含む): 102090240

約数和(自身を除く): 36468549

約数列:

[1, 3, 9, 23, 27, 69, 207, 251, 421, 621, 753, 1263, 2259, 3789, 5773, 6777, 9683, 11367, 17319, 29049, 51957, 87147, 105671, 155871, 261441, 317013, 951039, 2430433, 2853117, 7291299, 21873897, 65621691]

約数ペア:

[(1, 65621691), (3, 21873897), (9, 7291299), (23, 2853117), (27, 2430433), (69, 951039), (207, 317013), (251, 261441), (421, 155871), (621, 105671), (753, 87147), (1263, 51957), (2259, 29049), (3789, 17319), (5773, 11367), (6777, 9683)]