214920966

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{461}}^1$

素因数の和:661

約数の個数: 64

約数和(自身を含む): 478114560

約数和(自身を除く): 263193594

約数列:

[1, 2, 3, 6, 13, 26, 39, 43, 78, 86, 129, 139, 258, 278, 417, 461, 559, 834, 922, 1118, 1383, 1677, 1807, 2766, 3354, 3614, 5421, 5977, 5993, 10842, 11954, 11986, 17931, 17979, 19823, 35862, 35958, 39646, 59469, 64079, 77701, 118938, 128158, 155402, 192237, 233103, 257699, 384474, 466206, 515398, 773097, 833027, 1546194, 1666054, 2499081, 2755397, 4998162, 5510794, 8266191, 16532382, 35820161, 71640322, 107460483, 214920966]

約数ペア:

[(1, 214920966), (2, 107460483), (3, 71640322), (6, 35820161), (13, 16532382), (26, 8266191), (39, 5510794), (43, 4998162), (78, 2755397), (86, 2499081), (129, 1666054), (139, 1546194), (258, 833027), (278, 773097), (417, 515398), (461, 466206), (559, 384474), (834, 257699), (922, 233103), (1118, 192237), (1383, 155402), (1677, 128158), (1807, 118938), (2766, 77701), (3354, 64079), (3614, 59469), (5421, 39646), (5977, 35958), (5993, 35862), (10842, 19823), (11954, 17979), (11986, 17931)]