161944384

素因数分解:

$2^6\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1621}}^1$

素因数の和:1863

約数の個数: 56

約数和(自身を含む): 369141248

約数和(自身を除く): 207196864

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 223, 224, 446, 448, 892, 1561, 1621, 1784, 3122, 3242, 3568, 6244, 6484, 7136, 11347, 12488, 12968, 14272, 22694, 24976, 25936, 45388, 49952, 51872, 90776, 99904, 103744, 181552, 361483, 363104, 722966, 726208, 1445932, 2530381, 2891864, 5060762, 5783728, 10121524, 11567456, 20243048, 23134912, 40486096, 80972192, 161944384]

約数ペア:

[(1, 161944384), (2, 80972192), (4, 40486096), (7, 23134912), (8, 20243048), (14, 11567456), (16, 10121524), (28, 5783728), (32, 5060762), (56, 2891864), (64, 2530381), (112, 1445932), (223, 726208), (224, 722966), (446, 363104), (448, 361483), (892, 181552), (1561, 103744), (1621, 99904), (1784, 90776), (3122, 51872), (3242, 49952), (3568, 45388), (6244, 25936), (6484, 24976), (7136, 22694), (11347, 14272), (12488, 12968)]