397156686

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:246

約数の個数: 128

約数和(自身を含む): 934281216

約数和(自身を除く): 537124530

約数列:

[1, 2, 3, 6, 17, 23, 31, 34, 43, 46, 51, 62, 69, 86, 93, 102, 127, 129, 138, 186, 254, 258, 381, 391, 527, 713, 731, 762, 782, 989, 1054, 1173, 1333, 1426, 1462, 1581, 1978, 2139, 2159, 2193, 2346, 2666, 2921, 2967, 3162, 3937, 3999, 4278, 4318, 4386, 5461, 5842, 5934, 6477, 7874, 7998, 8763, 10922, 11811, 12121, 12954, 16383, 16813, 17526, 22661, 23622, 24242, 30659, 32766, 33626, 36363, 45322, 49657, 50439, 61318, 66929, 67983, 72726, 90551, 91977, 92837, 99314, 100878, 125603, 133858, 135966, 148971, 169291, 181102, 183954, 185674, 200787, 251206, 271653, 278511, 297942, 338582, 376809, 401574, 507873, 521203, 543306, 557022, 753618, 1015746, 1042406, 1539367, 1563609, 2135251, 2877947, 3078734, 3127218, 3893693, 4270502, 4618101, 5755894, 6405753, 7787386, 8633841, 9236202, 11681079, 12811506, 17267682, 23362158, 66192781, 132385562, 198578343, 397156686]

約数ペア:

[(1, 397156686), (2, 198578343), (3, 132385562), (6, 66192781), (17, 23362158), (23, 17267682), (31, 12811506), (34, 11681079), (43, 9236202), (46, 8633841), (51, 7787386), (62, 6405753), (69, 5755894), (86, 4618101), (93, 4270502), (102, 3893693), (127, 3127218), (129, 3078734), (138, 2877947), (186, 2135251), (254, 1563609), (258, 1539367), (381, 1042406), (391, 1015746), (527, 753618), (713, 557022), (731, 543306), (762, 521203), (782, 507873), (989, 401574), (1054, 376809), (1173, 338582), (1333, 297942), (1426, 278511), (1462, 271653), (1581, 251206), (1978, 200787), (2139, 185674), (2159, 183954), (2193, 181102), (2346, 169291), (2666, 148971), (2921, 135966), (2967, 133858), (3162, 125603), (3937, 100878), (3999, 99314), (4278, 92837), (4318, 91977), (4386, 90551), (5461, 72726), (5842, 67983), (5934, 66929), (6477, 61318), (7874, 50439), (7998, 49657), (8763, 45322), (10922, 36363), (11811, 33626), (12121, 32766), (12954, 30659), (16383, 24242), (16813, 23622), (17526, 22661)]