81102051

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^2\times {\mathrm{89}}^1$

素因数の和:260

約数の個数: 36

約数和(自身を含む): 126430200

約数和(自身を除く): 45328149

約数列:

[1, 3, 9, 19, 57, 73, 89, 171, 219, 267, 657, 801, 1387, 1691, 4161, 5073, 5329, 6497, 12483, 15219, 15987, 19491, 47961, 58473, 101251, 123443, 303753, 370329, 474281, 911259, 1110987, 1422843, 4268529, 9011339, 27034017, 81102051]

約数ペア:

[(1, 81102051), (3, 27034017), (9, 9011339), (19, 4268529), (57, 1422843), (73, 1110987), (89, 911259), (171, 474281), (219, 370329), (267, 303753), (657, 123443), (801, 101251), (1387, 58473), (1691, 47961), (4161, 19491), (5073, 15987), (5329, 15219), (6497, 12483)]