219507652

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:466

約数の個数: 96

約数和(自身を含む): 499251200

約数和(自身を除く): 279743548

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 49, 52, 62, 91, 98, 124, 182, 196, 217, 343, 364, 397, 403, 434, 637, 686, 794, 806, 868, 1274, 1372, 1519, 1588, 1612, 2548, 2779, 2821, 3038, 4459, 5161, 5558, 5642, 6076, 8918, 10322, 10633, 11116, 11284, 12307, 17836, 19453, 19747, 20644, 21266, 24614, 36127, 38906, 39494, 42532, 49228, 72254, 77812, 78988, 86149, 136171, 138229, 144508, 159991, 172298, 252889, 272342, 276458, 319982, 344596, 505778, 544684, 552916, 603043, 639964, 1011556, 1119937, 1206086, 1770223, 2239874, 2412172, 3540446, 4221301, 4479748, 7080892, 7839559, 8442602, 15679118, 16885204, 31358236, 54876913, 109753826, 219507652]

約数ペア:

[(1, 219507652), (2, 109753826), (4, 54876913), (7, 31358236), (13, 16885204), (14, 15679118), (26, 8442602), (28, 7839559), (31, 7080892), (49, 4479748), (52, 4221301), (62, 3540446), (91, 2412172), (98, 2239874), (124, 1770223), (182, 1206086), (196, 1119937), (217, 1011556), (343, 639964), (364, 603043), (397, 552916), (403, 544684), (434, 505778), (637, 344596), (686, 319982), (794, 276458), (806, 272342), (868, 252889), (1274, 172298), (1372, 159991), (1519, 144508), (1588, 138229), (1612, 136171), (2548, 86149), (2779, 78988), (2821, 77812), (3038, 72254), (4459, 49228), (5161, 42532), (5558, 39494), (5642, 38906), (6076, 36127), (8918, 24614), (10322, 21266), (10633, 20644), (11116, 19747), (11284, 19453), (12307, 17836)]