1017978388

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{659}}^1\times {\mathrm{1283}}^1$

素因数の和:1996

約数の個数: 48

約数和(自身を含む): 2088092160

約数和(自身を除く): 1070113772

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 659, 1204, 1283, 1318, 2566, 2636, 4613, 5132, 8981, 9226, 17962, 18452, 28337, 35924, 55169, 56674, 110338, 113348, 198359, 220676, 386183, 396718, 772366, 793436, 845497, 1544732, 1690994, 3381988, 5918479, 11836958, 23673916, 36356371, 72712742, 145425484, 254494597, 508989194, 1017978388]

約数ペア:

[(1, 1017978388), (2, 508989194), (4, 254494597), (7, 145425484), (14, 72712742), (28, 36356371), (43, 23673916), (86, 11836958), (172, 5918479), (301, 3381988), (602, 1690994), (659, 1544732), (1204, 845497), (1283, 793436), (1318, 772366), (2566, 396718), (2636, 386183), (4613, 220676), (5132, 198359), (8981, 113348), (9226, 110338), (17962, 56674), (18452, 55169), (28337, 35924)]