81853935

素因数分解:

$3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{557}}^1$

素因数の和:763

約数の個数: 32

約数和(自身を含む): 133866432

約数和(自身を除く): 52012497

約数列:

[1, 3, 5, 15, 97, 101, 291, 303, 485, 505, 557, 1455, 1515, 1671, 2785, 8355, 9797, 29391, 48985, 54029, 56257, 146955, 162087, 168771, 270145, 281285, 810435, 843855, 5456929, 16370787, 27284645, 81853935]

約数ペア:

[(1, 81853935), (3, 27284645), (5, 16370787), (15, 5456929), (97, 843855), (101, 810435), (291, 281285), (303, 270145), (485, 168771), (505, 162087), (557, 146955), (1455, 56257), (1515, 54029), (1671, 48985), (2785, 29391), (8355, 9797)]