84723945

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:230

約数の個数: 64

約数和(自身を含む): 149299200

約数和(自身を除く): 64575255

約数列:

[1, 3, 5, 15, 19, 53, 57, 71, 79, 95, 159, 213, 237, 265, 285, 355, 395, 795, 1007, 1065, 1185, 1349, 1501, 3021, 3763, 4047, 4187, 4503, 5035, 5609, 6745, 7505, 11289, 12561, 15105, 16827, 18815, 20235, 20935, 22515, 28045, 56445, 62805, 71497, 79553, 84135, 106571, 214491, 238659, 297277, 319713, 357485, 397765, 532855, 891831, 1072455, 1193295, 1486385, 1598565, 4459155, 5648263, 16944789, 28241315, 84723945]

約数ペア:

[(1, 84723945), (3, 28241315), (5, 16944789), (15, 5648263), (19, 4459155), (53, 1598565), (57, 1486385), (71, 1193295), (79, 1072455), (95, 891831), (159, 532855), (213, 397765), (237, 357485), (265, 319713), (285, 297277), (355, 238659), (395, 214491), (795, 106571), (1007, 84135), (1065, 79553), (1185, 71497), (1349, 62805), (1501, 56445), (3021, 28045), (3763, 22515), (4047, 20935), (4187, 20235), (4503, 18815), (5035, 16827), (5609, 15105), (6745, 12561), (7505, 11289)]