28473654

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 64880640

約数和(自身を除く): 36406986

約数列:

[1, 2, 3, 6, 11, 22, 33, 43, 66, 79, 86, 127, 129, 158, 237, 254, 258, 381, 473, 474, 762, 869, 946, 1397, 1419, 1738, 2607, 2794, 2838, 3397, 4191, 5214, 5461, 6794, 8382, 10033, 10191, 10922, 16383, 20066, 20382, 30099, 32766, 37367, 60071, 60198, 74734, 110363, 112101, 120142, 180213, 220726, 224202, 331089, 360426, 431419, 662178, 862838, 1294257, 2588514, 4745609, 9491218, 14236827, 28473654]

約数ペア:

[(1, 28473654), (2, 14236827), (3, 9491218), (6, 4745609), (11, 2588514), (22, 1294257), (33, 862838), (43, 662178), (66, 431419), (79, 360426), (86, 331089), (127, 224202), (129, 220726), (158, 180213), (237, 120142), (254, 112101), (258, 110363), (381, 74734), (473, 60198), (474, 60071), (762, 37367), (869, 32766), (946, 30099), (1397, 20382), (1419, 20066), (1738, 16383), (2607, 10922), (2794, 10191), (2838, 10033), (3397, 8382), (4191, 6794), (5214, 5461)]