218680284

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:295

約数の個数: 96

約数和(自身を含む): 544997376

約数和(自身を除く): 326317092

約数列:

[1, 2, 3, 4, 6, 12, 43, 47, 71, 86, 94, 127, 129, 141, 142, 172, 188, 213, 254, 258, 282, 284, 381, 426, 508, 516, 564, 762, 852, 1524, 2021, 3053, 3337, 4042, 5461, 5969, 6063, 6106, 6674, 8084, 9017, 9159, 10011, 10922, 11938, 12126, 12212, 13348, 16383, 17907, 18034, 18318, 20022, 21844, 23876, 24252, 27051, 32766, 35814, 36068, 36636, 40044, 54102, 65532, 71628, 108204, 143491, 256667, 286982, 387731, 423799, 430473, 513334, 573964, 770001, 775462, 847598, 860946, 1026668, 1163193, 1271397, 1540002, 1550924, 1695196, 1721892, 2326386, 2542794, 3080004, 4652772, 5085588, 18223357, 36446714, 54670071, 72893428, 109340142, 218680284]

約数ペア:

[(1, 218680284), (2, 109340142), (3, 72893428), (4, 54670071), (6, 36446714), (12, 18223357), (43, 5085588), (47, 4652772), (71, 3080004), (86, 2542794), (94, 2326386), (127, 1721892), (129, 1695196), (141, 1550924), (142, 1540002), (172, 1271397), (188, 1163193), (213, 1026668), (254, 860946), (258, 847598), (282, 775462), (284, 770001), (381, 573964), (426, 513334), (508, 430473), (516, 423799), (564, 387731), (762, 286982), (852, 256667), (1524, 143491), (2021, 108204), (3053, 71628), (3337, 65532), (4042, 54102), (5461, 40044), (5969, 36636), (6063, 36068), (6106, 35814), (6674, 32766), (8084, 27051), (9017, 24252), (9159, 23876), (10011, 21844), (10922, 20022), (11938, 18318), (12126, 18034), (12212, 17907), (13348, 16383)]