1866522021

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{30937}}^1$

素因数の和:30990

約数の個数: 48

約数和(自身を含む): 3261112704

約数和(自身を除く): 1394590683

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 169, 221, 273, 357, 507, 663, 1183, 1547, 2873, 3549, 4641, 8619, 20111, 30937, 60333, 92811, 216559, 402181, 525929, 649677, 1206543, 1577787, 2815267, 3681503, 5228353, 6837077, 8445801, 11044509, 15685059, 20511231, 36598471, 47859539, 88882001, 109795413, 143578617, 266646003, 622174007, 1866522021]

約数ペア:

[(1, 1866522021), (3, 622174007), (7, 266646003), (13, 143578617), (17, 109795413), (21, 88882001), (39, 47859539), (51, 36598471), (91, 20511231), (119, 15685059), (169, 11044509), (221, 8445801), (273, 6837077), (357, 5228353), (507, 3681503), (663, 2815267), (1183, 1577787), (1547, 1206543), (2873, 649677), (3549, 525929), (4641, 402181), (8619, 216559), (20111, 92811), (30937, 60333)]