211969212

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{499}}^1$

素因数の和:915

約数の個数: 96

約数和(自身を含む): 611520000

約数和(自身を除く): 399550788

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 389, 499, 546, 778, 998, 1092, 1167, 1497, 1556, 1996, 2334, 2723, 2994, 3493, 4668, 5057, 5446, 5988, 6487, 6986, 8169, 10114, 10479, 10892, 12974, 13972, 15171, 16338, 19461, 20228, 20958, 25948, 30342, 32676, 35399, 38922, 41916, 45409, 60684, 70798, 77844, 90818, 106197, 136227, 141596, 181636, 194111, 212394, 272454, 388222, 424788, 544908, 582333, 776444, 1164666, 1358777, 2329332, 2523443, 2717554, 4076331, 5046886, 5435108, 7570329, 8152662, 10093772, 15140658, 16305324, 17664101, 30281316, 35328202, 52992303, 70656404, 105984606, 211969212]

約数ペア:

[(1, 211969212), (2, 105984606), (3, 70656404), (4, 52992303), (6, 35328202), (7, 30281316), (12, 17664101), (13, 16305324), (14, 15140658), (21, 10093772), (26, 8152662), (28, 7570329), (39, 5435108), (42, 5046886), (52, 4076331), (78, 2717554), (84, 2523443), (91, 2329332), (156, 1358777), (182, 1164666), (273, 776444), (364, 582333), (389, 544908), (499, 424788), (546, 388222), (778, 272454), (998, 212394), (1092, 194111), (1167, 181636), (1497, 141596), (1556, 136227), (1996, 106197), (2334, 90818), (2723, 77844), (2994, 70798), (3493, 60684), (4668, 45409), (5057, 41916), (5446, 38922), (5988, 35399), (6487, 32676), (6986, 30342), (8169, 25948), (10114, 20958), (10479, 20228), (10892, 19461), (12974, 16338), (13972, 15171)]