214420983

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:344

約数の個数: 64

約数和(自身を含む): 362880000

約数和(自身を除く): 148459017

約数列:

[1, 3, 7, 17, 21, 29, 51, 87, 119, 139, 149, 203, 357, 417, 447, 493, 609, 973, 1043, 1479, 2363, 2533, 2919, 3129, 3451, 4031, 4321, 7089, 7599, 10353, 12093, 12963, 16541, 17731, 20711, 28217, 30247, 49623, 53193, 62133, 68527, 73457, 84651, 90741, 144977, 205581, 220371, 352087, 434931, 479689, 514199, 600619, 1056261, 1439067, 1542597, 1801857, 2464609, 4204333, 7393827, 10210523, 12612999, 30631569, 71473661, 214420983]

約数ペア:

[(1, 214420983), (3, 71473661), (7, 30631569), (17, 12612999), (21, 10210523), (29, 7393827), (51, 4204333), (87, 2464609), (119, 1801857), (139, 1542597), (149, 1439067), (203, 1056261), (357, 600619), (417, 514199), (447, 479689), (493, 434931), (609, 352087), (973, 220371), (1043, 205581), (1479, 144977), (2363, 90741), (2533, 84651), (2919, 73457), (3129, 68527), (3451, 62133), (4031, 53193), (4321, 49623), (7089, 30247), (7599, 28217), (10353, 20711), (12093, 17731), (12963, 16541)]