2687895

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:101

約数の個数: 72

約数和(自身を含む): 5762016

約数和(自身を除く): 3074121

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 45, 49, 53, 63, 69, 105, 115, 147, 159, 161, 207, 245, 265, 315, 345, 371, 441, 477, 483, 735, 795, 805, 1035, 1113, 1127, 1219, 1449, 1855, 2205, 2385, 2415, 2597, 3339, 3381, 3657, 5565, 5635, 6095, 7245, 7791, 8533, 10143, 10971, 12985, 16695, 16905, 18285, 23373, 25599, 38955, 42665, 50715, 54855, 59731, 76797, 116865, 127995, 179193, 298655, 383985, 537579, 895965, 2687895]

約数ペア:

[(1, 2687895), (3, 895965), (5, 537579), (7, 383985), (9, 298655), (15, 179193), (21, 127995), (23, 116865), (35, 76797), (45, 59731), (49, 54855), (53, 50715), (63, 42665), (69, 38955), (105, 25599), (115, 23373), (147, 18285), (159, 16905), (161, 16695), (207, 12985), (245, 10971), (265, 10143), (315, 8533), (345, 7791), (371, 7245), (441, 6095), (477, 5635), (483, 5565), (735, 3657), (795, 3381), (805, 3339), (1035, 2597), (1113, 2415), (1127, 2385), (1219, 2205), (1449, 1855)]