214616528

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:420

約数の個数: 80

約数和(自身を含む): 487897344

約数和(自身を除く): 273280816

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 137, 142, 197, 274, 284, 394, 497, 548, 568, 788, 959, 994, 1096, 1136, 1379, 1576, 1918, 1988, 2192, 2758, 3152, 3836, 3976, 5516, 7672, 7952, 9727, 11032, 13987, 15344, 19454, 22064, 26989, 27974, 38908, 53978, 55948, 68089, 77816, 97909, 107956, 111896, 136178, 155632, 188923, 195818, 215912, 223792, 272356, 377846, 391636, 431824, 544712, 755692, 783272, 1089424, 1511384, 1566544, 1916219, 3022768, 3832438, 7664876, 13413533, 15329752, 26827066, 30659504, 53654132, 107308264, 214616528]

約数ペア:

[(1, 214616528), (2, 107308264), (4, 53654132), (7, 30659504), (8, 26827066), (14, 15329752), (16, 13413533), (28, 7664876), (56, 3832438), (71, 3022768), (112, 1916219), (137, 1566544), (142, 1511384), (197, 1089424), (274, 783272), (284, 755692), (394, 544712), (497, 431824), (548, 391636), (568, 377846), (788, 272356), (959, 223792), (994, 215912), (1096, 195818), (1136, 188923), (1379, 155632), (1576, 136178), (1918, 111896), (1988, 107956), (2192, 97909), (2758, 77816), (3152, 68089), (3836, 55948), (3976, 53978), (5516, 38908), (7672, 27974), (7952, 26989), (9727, 22064), (11032, 19454), (13987, 15344)]