391569402

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{131311}}^1$

素因数の和:131394

約数の個数: 32

約数和(自身を含む): 907628544

約数和(自身を除く): 516059142

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 131311, 262622, 393933, 787866, 919177, 1838354, 2757531, 5515062, 9323081, 18646162, 27969243, 55938486, 65261567, 130523134, 195784701, 391569402]

約数ペア:

[(1, 391569402), (2, 195784701), (3, 130523134), (6, 65261567), (7, 55938486), (14, 27969243), (21, 18646162), (42, 9323081), (71, 5515062), (142, 2757531), (213, 1838354), (426, 919177), (497, 787866), (994, 393933), (1491, 262622), (2982, 131311)]