16866395

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1951}}^1$

素因数の和:1995

約数の個数: 32

約数和(自身を含む): 26234880

約数和(自身を除く): 9368485

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 455, 665, 1235, 1729, 1951, 8645, 9755, 13657, 25363, 37069, 68285, 126815, 177541, 185345, 259483, 481897, 887705, 1297415, 2409485, 3373279, 16866395]

約数ペア:

[(1, 16866395), (5, 3373279), (7, 2409485), (13, 1297415), (19, 887705), (35, 481897), (65, 259483), (91, 185345), (95, 177541), (133, 126815), (247, 68285), (455, 37069), (665, 25363), (1235, 13657), (1729, 9755), (1951, 8645)]