71899245

素因数分解:

$3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{16139}}^1$

素因数の和:16167

約数の個数: 40

約数和(自身を含む): 140611680

約数和(自身を除く): 68712435

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 81, 99, 135, 165, 297, 405, 495, 891, 1485, 4455, 16139, 48417, 80695, 145251, 177529, 242085, 435753, 532587, 726255, 887645, 1307259, 1597761, 2178765, 2662935, 4793283, 6536295, 7988805, 14379849, 23966415, 71899245]

約数ペア:

[(1, 71899245), (3, 23966415), (5, 14379849), (9, 7988805), (11, 6536295), (15, 4793283), (27, 2662935), (33, 2178765), (45, 1597761), (55, 1307259), (81, 887645), (99, 726255), (135, 532587), (165, 435753), (297, 242085), (405, 177529), (495, 145251), (891, 80695), (1485, 48417), (4455, 16139)]