77811645

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{5501}}^1$

素因数の和:5573

約数の個数: 32

約数和(自身を含む): 133104384

約数和(自身を除く): 55292739

約数列:

[1, 3, 5, 15, 23, 41, 69, 115, 123, 205, 345, 615, 943, 2829, 4715, 5501, 14145, 16503, 27505, 82515, 126523, 225541, 379569, 632615, 676623, 1127705, 1897845, 3383115, 5187443, 15562329, 25937215, 77811645]

約数ペア:

[(1, 77811645), (3, 25937215), (5, 15562329), (15, 5187443), (23, 3383115), (41, 1897845), (69, 1127705), (115, 676623), (123, 632615), (205, 379569), (345, 225541), (615, 126523), (943, 82515), (2829, 27505), (4715, 16503), (5501, 14145)]