28095914

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{389}}^1$

素因数の和:483

約数の個数: 48

約数和(自身を含む): 54419040

約数和(自身を除く): 26323126

約数列:

[1, 2, 7, 11, 14, 22, 49, 67, 77, 98, 134, 154, 389, 469, 539, 737, 778, 938, 1078, 1474, 2723, 3283, 4279, 5159, 5446, 6566, 8558, 10318, 19061, 26063, 29953, 36113, 38122, 52126, 59906, 72226, 182441, 209671, 286693, 364882, 419342, 573386, 1277087, 2006851, 2554174, 4013702, 14047957, 28095914]

約数ペア:

[(1, 28095914), (2, 14047957), (7, 4013702), (11, 2554174), (14, 2006851), (22, 1277087), (49, 573386), (67, 419342), (77, 364882), (98, 286693), (134, 209671), (154, 182441), (389, 72226), (469, 59906), (539, 52126), (737, 38122), (778, 36113), (938, 29953), (1078, 26063), (1474, 19061), (2723, 10318), (3283, 8558), (4279, 6566), (5159, 5446)]