81047122

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{457}}^1$

素因数の和:850

約数の個数: 32

約数和(自身を含む): 138499200

約数和(自身を除く): 57452078

約数列:

[1, 2, 13, 19, 26, 38, 247, 359, 457, 494, 718, 914, 4667, 5941, 6821, 8683, 9334, 11882, 13642, 17366, 88673, 112879, 164063, 177346, 225758, 328126, 2132819, 3117197, 4265638, 6234394, 40523561, 81047122]

約数ペア:

[(1, 81047122), (2, 40523561), (13, 6234394), (19, 4265638), (26, 3117197), (38, 2132819), (247, 328126), (359, 225758), (457, 177346), (494, 164063), (718, 112879), (914, 88673), (4667, 17366), (5941, 13642), (6821, 11882), (8683, 9334)]