27720474628

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{883}}^1\times {\mathrm{14561}}^1$

素因数の和:15473

約数の個数: 72

約数和(自身を含む): 61635004704

約数和(自身を除く): 33914530076

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 883, 1078, 1766, 2156, 3532, 6181, 9713, 12362, 14561, 19426, 24724, 29122, 38852, 43267, 58244, 67991, 86534, 101927, 135982, 160171, 173068, 203854, 271964, 320342, 407708, 475937, 640684, 713489, 951874, 1121197, 1426978, 1903748, 2242394, 2853956, 4484788, 7848379, 12857363, 15696758, 25714726, 31393516, 51429452, 90001541, 141430993, 180003082, 282861986, 360006164, 565723972, 630010787, 990016951, 1260021574, 1980033902, 2520043148, 3960067804, 6930118657, 13860237314, 27720474628]

約数ペア:

[(1, 27720474628), (2, 13860237314), (4, 6930118657), (7, 3960067804), (11, 2520043148), (14, 1980033902), (22, 1260021574), (28, 990016951), (44, 630010787), (49, 565723972), (77, 360006164), (98, 282861986), (154, 180003082), (196, 141430993), (308, 90001541), (539, 51429452), (883, 31393516), (1078, 25714726), (1766, 15696758), (2156, 12857363), (3532, 7848379), (6181, 4484788), (9713, 2853956), (12362, 2242394), (14561, 1903748), (19426, 1426978), (24724, 1121197), (29122, 951874), (38852, 713489), (43267, 640684), (58244, 475937), (67991, 407708), (86534, 320342), (101927, 271964), (135982, 203854), (160171, 173068)]