9901473621

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1\times {\mathrm{21481}}^1$

素因数の和:21773

約数の個数: 32

約数和(自身を含む): 14551391232

約数和(自身を除く): 4649917611

約数列:

[1, 3, 13, 39, 53, 159, 223, 669, 689, 2067, 2899, 8697, 11819, 21481, 35457, 64443, 153647, 279253, 460941, 837759, 1138493, 3415479, 4790263, 14370789, 14800409, 44401227, 62273419, 186820257, 253883939, 761651817, 3300491207, 9901473621]

約数ペア:

[(1, 9901473621), (3, 3300491207), (13, 761651817), (39, 253883939), (53, 186820257), (159, 62273419), (223, 44401227), (669, 14800409), (689, 14370789), (2067, 4790263), (2899, 3415479), (8697, 1138493), (11819, 837759), (21481, 460941), (35457, 279253), (64443, 153647)]