1729901916

素因数分解:

$2^2\times 3^2\times {\mathrm{197}}^1\times {\mathrm{353}}^1\times {\mathrm{691}}^1$

素因数の和:1251

約数の個数: 72

約数和(自身を含む): 4413833424

約数和(自身を除く): 2683931508

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 197, 353, 394, 591, 691, 706, 788, 1059, 1182, 1382, 1412, 1773, 2073, 2118, 2364, 2764, 3177, 3546, 4146, 4236, 6219, 6354, 7092, 8292, 12438, 12708, 24876, 69541, 136127, 139082, 208623, 243923, 272254, 278164, 408381, 417246, 487846, 544508, 625869, 731769, 816762, 834492, 975692, 1225143, 1251738, 1463538, 1633524, 2195307, 2450286, 2503476, 2927076, 4390614, 4900572, 8781228, 48052831, 96105662, 144158493, 192211324, 288316986, 432475479, 576633972, 864950958, 1729901916]

約数ペア:

[(1, 1729901916), (2, 864950958), (3, 576633972), (4, 432475479), (6, 288316986), (9, 192211324), (12, 144158493), (18, 96105662), (36, 48052831), (197, 8781228), (353, 4900572), (394, 4390614), (591, 2927076), (691, 2503476), (706, 2450286), (788, 2195307), (1059, 1633524), (1182, 1463538), (1382, 1251738), (1412, 1225143), (1773, 975692), (2073, 834492), (2118, 816762), (2364, 731769), (2764, 625869), (3177, 544508), (3546, 487846), (4146, 417246), (4236, 408381), (6219, 278164), (6354, 272254), (7092, 243923), (8292, 208623), (12438, 139082), (12708, 136127), (24876, 69541)]