27721084

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 53809056

約数和(自身を除く): 26087972

約数列:

[1, 2, 4, 17, 34, 41, 61, 68, 82, 122, 163, 164, 244, 326, 652, 697, 1037, 1394, 2074, 2501, 2771, 2788, 4148, 5002, 5542, 6683, 9943, 10004, 11084, 13366, 19886, 26732, 39772, 42517, 85034, 113611, 169031, 170068, 227222, 338062, 407663, 454444, 676124, 815326, 1630652, 6930271, 13860542, 27721084]

約数ペア:

[(1, 27721084), (2, 13860542), (4, 6930271), (17, 1630652), (34, 815326), (41, 676124), (61, 454444), (68, 407663), (82, 338062), (122, 227222), (163, 170068), (164, 169031), (244, 113611), (326, 85034), (652, 42517), (697, 39772), (1037, 26732), (1394, 19886), (2074, 13366), (2501, 11084), (2771, 10004), (2788, 9943), (4148, 6683), (5002, 5542)]