81276690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1511}}^1$

素因数の和:1695

約数の個数: 64

約数和(自身を含む): 214244352

約数和(自身を除く): 132967662

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 163, 165, 326, 330, 489, 815, 978, 1511, 1630, 1793, 2445, 3022, 3586, 4533, 4890, 5379, 7555, 8965, 9066, 10758, 15110, 16621, 17930, 22665, 26895, 33242, 45330, 49863, 53790, 83105, 99726, 166210, 246293, 249315, 492586, 498630, 738879, 1231465, 1477758, 2462930, 2709223, 3694395, 5418446, 7388790, 8127669, 13546115, 16255338, 27092230, 40638345, 81276690]

約数ペア:

[(1, 81276690), (2, 40638345), (3, 27092230), (5, 16255338), (6, 13546115), (10, 8127669), (11, 7388790), (15, 5418446), (22, 3694395), (30, 2709223), (33, 2462930), (55, 1477758), (66, 1231465), (110, 738879), (163, 498630), (165, 492586), (326, 249315), (330, 246293), (489, 166210), (815, 99726), (978, 83105), (1511, 53790), (1630, 49863), (1793, 45330), (2445, 33242), (3022, 26895), (3586, 22665), (4533, 17930), (4890, 16621), (5379, 15110), (7555, 10758), (8965, 9066)]