72646665

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{7603}}^1$

素因数の和:7638

約数の個数: 48

約数和(自身を含む): 145631808

約数和(自身を除く): 72985143

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 49, 65, 91, 105, 147, 195, 245, 273, 455, 637, 735, 1365, 1911, 3185, 7603, 9555, 22809, 38015, 53221, 98839, 114045, 159663, 266105, 296517, 372547, 494195, 691873, 798315, 1117641, 1482585, 1862735, 2075619, 3459365, 4843111, 5588205, 10378095, 14529333, 24215555, 72646665]

約数ペア:

[(1, 72646665), (3, 24215555), (5, 14529333), (7, 10378095), (13, 5588205), (15, 4843111), (21, 3459365), (35, 2075619), (39, 1862735), (49, 1482585), (65, 1117641), (91, 798315), (105, 691873), (147, 494195), (195, 372547), (245, 296517), (273, 266105), (455, 159663), (637, 114045), (735, 98839), (1365, 53221), (1911, 38015), (3185, 22809), (7603, 9555)]