1228305687

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{4261}}^1$

素因数の和:4368

約数の個数: 48

約数和(自身を含む): 1994002272

約数和(自身を除く): 765696585

約数列:

[1, 3, 7, 21, 37, 49, 53, 111, 147, 159, 259, 371, 777, 1113, 1813, 1961, 2597, 4261, 5439, 5883, 7791, 12783, 13727, 29827, 41181, 89481, 96089, 157657, 208789, 225833, 288267, 472971, 626367, 677499, 1103599, 1580831, 3310797, 4742493, 7725193, 8355821, 11065817, 23175579, 25067463, 33197451, 58490747, 175472241, 409435229, 1228305687]

約数ペア:

[(1, 1228305687), (3, 409435229), (7, 175472241), (21, 58490747), (37, 33197451), (49, 25067463), (53, 23175579), (111, 11065817), (147, 8355821), (159, 7725193), (259, 4742493), (371, 3310797), (777, 1580831), (1113, 1103599), (1813, 677499), (1961, 626367), (2597, 472971), (4261, 288267), (5439, 225833), (5883, 208789), (7791, 157657), (12783, 96089), (13727, 89481), (29827, 41181)]