218508738

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{439}}^1\times {\mathrm{1693}}^1$

素因数の和:2151

約数の個数: 48

約数和(自身を含む): 509826240

約数和(自身を除く): 291317502

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 439, 878, 1317, 1693, 2634, 3073, 3386, 5079, 6146, 9219, 10158, 11851, 18438, 21511, 23702, 35553, 43022, 64533, 71106, 82957, 129066, 165914, 248871, 497742, 743227, 1486454, 2229681, 4459362, 5202589, 10405178, 15607767, 31215534, 36418123, 72836246, 109254369, 218508738]

約数ペア:

[(1, 218508738), (2, 109254369), (3, 72836246), (6, 36418123), (7, 31215534), (14, 15607767), (21, 10405178), (42, 5202589), (49, 4459362), (98, 2229681), (147, 1486454), (294, 743227), (439, 497742), (878, 248871), (1317, 165914), (1693, 129066), (2634, 82957), (3073, 71106), (3386, 64533), (5079, 43022), (6146, 35553), (9219, 23702), (10158, 21511), (11851, 18438)]