123458895

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{269}}^1$

素因数の和:365

約数の個数: 96

約数和(自身を含む): 258785280

約数和(自身を除く): 135326385

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 47, 63, 93, 105, 141, 155, 217, 235, 269, 279, 315, 329, 423, 465, 651, 705, 807, 987, 1085, 1345, 1395, 1457, 1645, 1883, 1953, 2115, 2421, 2961, 3255, 4035, 4371, 4935, 5649, 7285, 8339, 9415, 9765, 10199, 12105, 12643, 13113, 14805, 16947, 21855, 25017, 28245, 30597, 37929, 41695, 50995, 58373, 63215, 65565, 75051, 84735, 88501, 91791, 113787, 125085, 152985, 175119, 189645, 265503, 291865, 375255, 391933, 442505, 458955, 525357, 568935, 796509, 875595, 1175799, 1327515, 1959665, 2626785, 2743531, 3527397, 3982545, 5878995, 8230593, 13717655, 17636985, 24691779, 41152965, 123458895]

約数ペア:

[(1, 123458895), (3, 41152965), (5, 24691779), (7, 17636985), (9, 13717655), (15, 8230593), (21, 5878995), (31, 3982545), (35, 3527397), (45, 2743531), (47, 2626785), (63, 1959665), (93, 1327515), (105, 1175799), (141, 875595), (155, 796509), (217, 568935), (235, 525357), (269, 458955), (279, 442505), (315, 391933), (329, 375255), (423, 291865), (465, 265503), (651, 189645), (705, 175119), (807, 152985), (987, 125085), (1085, 113787), (1345, 91791), (1395, 88501), (1457, 84735), (1645, 75051), (1883, 65565), (1953, 63215), (2115, 58373), (2421, 50995), (2961, 41695), (3255, 37929), (4035, 30597), (4371, 28245), (4935, 25017), (5649, 21855), (7285, 16947), (8339, 14805), (9415, 13113), (9765, 12643), (10199, 12105)]