66808918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{229}}^1$

素因数の和:480

約数の個数: 32

約数和(自身を含む): 111780000

約数和(自身を除く): 44971082

約数列:

[1, 2, 11, 22, 89, 149, 178, 229, 298, 458, 979, 1639, 1958, 2519, 3278, 5038, 13261, 20381, 26522, 34121, 40762, 68242, 145871, 224191, 291742, 375331, 448382, 750662, 3036769, 6073538, 33404459, 66808918]

約数ペア:

[(1, 66808918), (2, 33404459), (11, 6073538), (22, 3036769), (89, 750662), (149, 448382), (178, 375331), (229, 291742), (298, 224191), (458, 145871), (979, 68242), (1639, 40762), (1958, 34121), (2519, 26522), (3278, 20381), (5038, 13261)]