28981050

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{3943}}^1$

素因数の和:3972

約数の個数: 72

約数和(自身を含む): 83628576

約数和(自身を除く): 54647526

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 75, 98, 105, 147, 150, 175, 210, 245, 294, 350, 490, 525, 735, 1050, 1225, 1470, 2450, 3675, 3943, 7350, 7886, 11829, 19715, 23658, 27601, 39430, 55202, 59145, 82803, 98575, 118290, 138005, 165606, 193207, 197150, 276010, 295725, 386414, 414015, 579621, 591450, 690025, 828030, 966035, 1159242, 1380050, 1932070, 2070075, 2898105, 4140150, 4830175, 5796210, 9660350, 14490525, 28981050]

約数ペア:

[(1, 28981050), (2, 14490525), (3, 9660350), (5, 5796210), (6, 4830175), (7, 4140150), (10, 2898105), (14, 2070075), (15, 1932070), (21, 1380050), (25, 1159242), (30, 966035), (35, 828030), (42, 690025), (49, 591450), (50, 579621), (70, 414015), (75, 386414), (98, 295725), (105, 276010), (147, 197150), (150, 193207), (175, 165606), (210, 138005), (245, 118290), (294, 98575), (350, 82803), (490, 59145), (525, 55202), (735, 39430), (1050, 27601), (1225, 23658), (1470, 19715), (2450, 11829), (3675, 7886), (3943, 7350)]