71286908

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:483

約数の個数: 72

約数和(自身を含む): 160072416

約数和(自身を除く): 88785508

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 53, 77, 106, 121, 154, 212, 242, 308, 371, 397, 484, 583, 742, 794, 847, 1166, 1484, 1588, 1694, 2332, 2779, 3388, 4081, 4367, 5558, 6413, 8162, 8734, 11116, 12826, 16324, 17468, 21041, 25652, 30569, 42082, 44891, 48037, 61138, 84164, 89782, 96074, 122276, 147287, 179564, 192148, 231451, 294574, 336259, 462902, 589148, 672518, 925804, 1345036, 1620157, 2545961, 3240314, 5091922, 6480628, 10183844, 17821727, 35643454, 71286908]

約数ペア:

[(1, 71286908), (2, 35643454), (4, 17821727), (7, 10183844), (11, 6480628), (14, 5091922), (22, 3240314), (28, 2545961), (44, 1620157), (53, 1345036), (77, 925804), (106, 672518), (121, 589148), (154, 462902), (212, 336259), (242, 294574), (308, 231451), (371, 192148), (397, 179564), (484, 147287), (583, 122276), (742, 96074), (794, 89782), (847, 84164), (1166, 61138), (1484, 48037), (1588, 44891), (1694, 42082), (2332, 30569), (2779, 25652), (3388, 21041), (4081, 17468), (4367, 16324), (5558, 12826), (6413, 11116), (8162, 8734)]