210769314

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{457}}^1$

素因数の和:687

約数の個数: 64

約数和(自身を含む): 492441600

約数和(自身を除く): 281672286

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 79, 139, 158, 237, 278, 417, 457, 474, 553, 834, 914, 973, 1106, 1371, 1659, 1946, 2742, 2919, 3199, 3318, 5838, 6398, 9597, 10981, 19194, 21962, 32943, 36103, 63523, 65886, 72206, 76867, 108309, 127046, 153734, 190569, 216618, 230601, 252721, 381138, 444661, 461202, 505442, 758163, 889322, 1333983, 1516326, 2667966, 5018317, 10036634, 15054951, 30109902, 35128219, 70256438, 105384657, 210769314]

約数ペア:

[(1, 210769314), (2, 105384657), (3, 70256438), (6, 35128219), (7, 30109902), (14, 15054951), (21, 10036634), (42, 5018317), (79, 2667966), (139, 1516326), (158, 1333983), (237, 889322), (278, 758163), (417, 505442), (457, 461202), (474, 444661), (553, 381138), (834, 252721), (914, 230601), (973, 216618), (1106, 190569), (1371, 153734), (1659, 127046), (1946, 108309), (2742, 76867), (2919, 72206), (3199, 65886), (3318, 63523), (5838, 36103), (6398, 32943), (9597, 21962), (10981, 19194)]