2945171901

素因数分解:

$3^1\times 7^3\times {\mathrm{41}}^1\times {\mathrm{69809}}^1$

素因数の和:69874

約数の個数: 32

約数和(自身を含む): 4691232000

約数和(自身を除く): 1746060099

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 343, 861, 1029, 2009, 6027, 14063, 42189, 69809, 209427, 488663, 1465989, 2862169, 3420641, 8586507, 10261923, 20035183, 23944487, 60105549, 71833461, 140246281, 420738843, 981723967, 2945171901]

約数ペア:

[(1, 2945171901), (3, 981723967), (7, 420738843), (21, 140246281), (41, 71833461), (49, 60105549), (123, 23944487), (147, 20035183), (287, 10261923), (343, 8586507), (861, 3420641), (1029, 2862169), (2009, 1465989), (6027, 488663), (14063, 209427), (42189, 69809)]