211286432

素因数分解:

$2^5\times 7^2\times {\mathrm{47}}^2\times {\mathrm{61}}^1$

素因数の和:179

約数の個数: 108

約数和(自身を含む): 502502994

約数和(自身を除く): 291216562

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 47, 49, 56, 61, 94, 98, 112, 122, 188, 196, 224, 244, 329, 376, 392, 427, 488, 658, 752, 784, 854, 976, 1316, 1504, 1568, 1708, 1952, 2209, 2303, 2632, 2867, 2989, 3416, 4418, 4606, 5264, 5734, 5978, 6832, 8836, 9212, 10528, 11468, 11956, 13664, 15463, 17672, 18424, 20069, 22936, 23912, 30926, 35344, 36848, 40138, 45872, 47824, 61852, 70688, 73696, 80276, 91744, 95648, 108241, 123704, 134749, 140483, 160552, 216482, 247408, 269498, 280966, 321104, 432964, 494816, 538996, 561932, 642208, 865928, 943243, 1077992, 1123864, 1731856, 1886486, 2155984, 2247728, 3463712, 3772972, 4311968, 4495456, 6602701, 7545944, 13205402, 15091888, 26410804, 30183776, 52821608, 105643216, 211286432]

約数ペア:

[(1, 211286432), (2, 105643216), (4, 52821608), (7, 30183776), (8, 26410804), (14, 15091888), (16, 13205402), (28, 7545944), (32, 6602701), (47, 4495456), (49, 4311968), (56, 3772972), (61, 3463712), (94, 2247728), (98, 2155984), (112, 1886486), (122, 1731856), (188, 1123864), (196, 1077992), (224, 943243), (244, 865928), (329, 642208), (376, 561932), (392, 538996), (427, 494816), (488, 432964), (658, 321104), (752, 280966), (784, 269498), (854, 247408), (976, 216482), (1316, 160552), (1504, 140483), (1568, 134749), (1708, 123704), (1952, 108241), (2209, 95648), (2303, 91744), (2632, 80276), (2867, 73696), (2989, 70688), (3416, 61852), (4418, 47824), (4606, 45872), (5264, 40138), (5734, 36848), (5978, 35344), (6832, 30926), (8836, 23912), (9212, 22936), (10528, 20069), (11468, 18424), (11956, 17672), (13664, 15463)]