71672085

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4931}}^1$

素因数の和:4978

約数の個数: 48

約数和(自身を含む): 138490560

約数和(自身を除く): 66818475

約数列:

[1, 3, 5, 9, 15, 17, 19, 45, 51, 57, 85, 95, 153, 171, 255, 285, 323, 765, 855, 969, 1615, 2907, 4845, 4931, 14535, 14793, 24655, 44379, 73965, 83827, 93689, 221895, 251481, 281067, 419135, 468445, 754443, 843201, 1257405, 1405335, 1592713, 3772215, 4216005, 4778139, 7963565, 14334417, 23890695, 71672085]

約数ペア:

[(1, 71672085), (3, 23890695), (5, 14334417), (9, 7963565), (15, 4778139), (17, 4216005), (19, 3772215), (45, 1592713), (51, 1405335), (57, 1257405), (85, 843201), (95, 754443), (153, 468445), (171, 419135), (255, 281067), (285, 251481), (323, 221895), (765, 93689), (855, 83827), (969, 73965), (1615, 44379), (2907, 24655), (4845, 14793), (4931, 14535)]