71977065

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{1019}}^1$

素因数の和:1321

約数の個数: 32

約数和(自身を含む): 122497920

約数和(自身を除く): 50520855

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 277, 831, 1019, 1385, 3057, 4155, 4709, 5095, 14127, 15285, 17323, 23545, 51969, 70635, 86615, 259845, 282263, 846789, 1411315, 4233945, 4798471, 14395413, 23992355, 71977065]

約数ペア:

[(1, 71977065), (3, 23992355), (5, 14395413), (15, 4798471), (17, 4233945), (51, 1411315), (85, 846789), (255, 282263), (277, 259845), (831, 86615), (1019, 70635), (1385, 51969), (3057, 23545), (4155, 17323), (4709, 15285), (5095, 14127)]