89709849

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{821}}^1$

素因数の和:923

約数の個数: 40

約数和(自身を含む): 143225280

約数和(自身を除く): 53515431

約数列:

[1, 3, 9, 19, 27, 57, 71, 81, 171, 213, 513, 639, 821, 1349, 1539, 1917, 2463, 4047, 5751, 7389, 12141, 15599, 22167, 36423, 46797, 58291, 66501, 109269, 140391, 174873, 421173, 524619, 1107529, 1263519, 1573857, 3322587, 4721571, 9967761, 29903283, 89709849]

約数ペア:

[(1, 89709849), (3, 29903283), (9, 9967761), (19, 4721571), (27, 3322587), (57, 1573857), (71, 1263519), (81, 1107529), (171, 524619), (213, 421173), (513, 174873), (639, 140391), (821, 109269), (1349, 66501), (1539, 58291), (1917, 46797), (2463, 36423), (4047, 22167), (5751, 15599), (7389, 12141)]