978042988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{659}}^1\times {\mathrm{28541}}^1$

素因数の和:29217

約数の個数: 24

約数和(自身を含む): 1846096560

約数和(自身を除く): 868053572

約数列:

[1, 2, 4, 13, 26, 52, 659, 1318, 2636, 8567, 17134, 28541, 34268, 57082, 114164, 371033, 742066, 1484132, 18808519, 37617038, 75234076, 244510747, 489021494, 978042988]

約数ペア:

[(1, 978042988), (2, 489021494), (4, 244510747), (13, 75234076), (26, 37617038), (52, 18808519), (659, 1484132), (1318, 742066), (2636, 371033), (8567, 114164), (17134, 57082), (28541, 34268)]