84413721

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{1987}}^1$

素因数の和:2038

約数の個数: 36

約数和(自身を含む): 139152048

約数和(自身を除く): 54738327

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 289, 357, 833, 867, 1987, 2023, 2499, 5961, 6069, 13909, 14161, 33779, 41727, 42483, 97363, 101337, 236453, 292089, 574243, 709359, 1655171, 1722729, 4019701, 4965513, 12059103, 28137907, 84413721]

約数ペア:

[(1, 84413721), (3, 28137907), (7, 12059103), (17, 4965513), (21, 4019701), (49, 1722729), (51, 1655171), (119, 709359), (147, 574243), (289, 292089), (357, 236453), (833, 101337), (867, 97363), (1987, 42483), (2023, 41727), (2499, 33779), (5961, 14161), (6069, 13909)]