28311270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{317}}^1$

素因数の和:569

約数の個数: 64

約数和(自身を含む): 73725120

約数和(自身を除く): 45413850

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 229, 317, 390, 458, 634, 687, 951, 1145, 1374, 1585, 1902, 2290, 2977, 3170, 3435, 4121, 4755, 5954, 6870, 8242, 8931, 9510, 12363, 14885, 17862, 20605, 24726, 29770, 41210, 44655, 61815, 72593, 89310, 123630, 145186, 217779, 362965, 435558, 725930, 943709, 1088895, 1887418, 2177790, 2831127, 4718545, 5662254, 9437090, 14155635, 28311270]

約数ペア:

[(1, 28311270), (2, 14155635), (3, 9437090), (5, 5662254), (6, 4718545), (10, 2831127), (13, 2177790), (15, 1887418), (26, 1088895), (30, 943709), (39, 725930), (65, 435558), (78, 362965), (130, 217779), (195, 145186), (229, 123630), (317, 89310), (390, 72593), (458, 61815), (634, 44655), (687, 41210), (951, 29770), (1145, 24726), (1374, 20605), (1585, 17862), (1902, 14885), (2290, 12363), (2977, 9510), (3170, 8931), (3435, 8242), (4121, 6870), (4755, 5954)]