71777817

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{439}}^1\times {\mathrm{491}}^1$

素因数の和:973

約数の個数: 24

約数和(自身を含む): 106941120

約数和(自身を除く): 35163303

約数列:

[1, 3, 9, 37, 111, 333, 439, 491, 1317, 1473, 3951, 4419, 16243, 18167, 48729, 54501, 146187, 163503, 215549, 646647, 1939941, 7975313, 23925939, 71777817]

約数ペア:

[(1, 71777817), (3, 23925939), (9, 7975313), (37, 1939941), (111, 646647), (333, 215549), (439, 163503), (491, 146187), (1317, 54501), (1473, 48729), (3951, 18167), (4419, 16243)]