978633838

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{131149}}^1$

素因数の和:131212

約数の個数: 32

約数和(自身を含む): 1850788800

約数和(自身を除く): 872154962

約数列:

[1, 2, 7, 13, 14, 26, 41, 82, 91, 182, 287, 533, 574, 1066, 3731, 7462, 131149, 262298, 918043, 1704937, 1836086, 3409874, 5377109, 10754218, 11934559, 23869118, 37639763, 69902417, 75279526, 139804834, 489316919, 978633838]

約数ペア:

[(1, 978633838), (2, 489316919), (7, 139804834), (13, 75279526), (14, 69902417), (26, 37639763), (41, 23869118), (82, 11934559), (91, 10754218), (182, 5377109), (287, 3409874), (533, 1836086), (574, 1704937), (1066, 918043), (3731, 262298), (7462, 131149)]