1987844

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:116

約数の個数: 48

約数和(自身を含む): 4064256

約数和(自身を除く): 2076412

約数列:

[1, 2, 4, 17, 23, 31, 34, 41, 46, 62, 68, 82, 92, 124, 164, 391, 527, 697, 713, 782, 943, 1054, 1271, 1394, 1426, 1564, 1886, 2108, 2542, 2788, 2852, 3772, 5084, 12121, 16031, 21607, 24242, 29233, 32062, 43214, 48484, 58466, 64124, 86428, 116932, 496961, 993922, 1987844]

約数ペア:

[(1, 1987844), (2, 993922), (4, 496961), (17, 116932), (23, 86428), (31, 64124), (34, 58466), (41, 48484), (46, 43214), (62, 32062), (68, 29233), (82, 24242), (92, 21607), (124, 16031), (164, 12121), (391, 5084), (527, 3772), (697, 2852), (713, 2788), (782, 2542), (943, 2108), (1054, 1886), (1271, 1564), (1394, 1426)]