127289421

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{229}}^1$

素因数の和:435

約数の個数: 64

約数和(自身を含む): 230515200

約数和(自身を除く): 103225779

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 173, 189, 229, 357, 459, 519, 687, 1071, 1211, 1557, 1603, 2061, 2941, 3213, 3633, 3893, 4671, 4809, 6183, 8823, 10899, 11679, 14427, 20587, 26469, 27251, 32697, 35037, 39617, 43281, 61761, 79407, 81753, 105111, 118851, 185283, 245259, 277319, 356553, 555849, 673489, 735777, 831957, 1069659, 2020467, 2495871, 4714423, 6061401, 7487613, 14143269, 18184203, 42429807, 127289421]

約数ペア:

[(1, 127289421), (3, 42429807), (7, 18184203), (9, 14143269), (17, 7487613), (21, 6061401), (27, 4714423), (51, 2495871), (63, 2020467), (119, 1069659), (153, 831957), (173, 735777), (189, 673489), (229, 555849), (357, 356553), (459, 277319), (519, 245259), (687, 185283), (1071, 118851), (1211, 105111), (1557, 81753), (1603, 79407), (2061, 61761), (2941, 43281), (3213, 39617), (3633, 35037), (3893, 32697), (4671, 27251), (4809, 26469), (6183, 20587), (8823, 14427), (10899, 11679)]