20154130563

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{619}}^1\times {\mathrm{3631}}^1$

素因数の和:4328

約数の個数: 48

約数和(自身を含む): 31832010240

約数和(自身を除く): 11677879677

約数列:

[1, 3, 7, 21, 49, 61, 147, 183, 427, 619, 1281, 1857, 2989, 3631, 4333, 8967, 10893, 12999, 25417, 30331, 37759, 76251, 90993, 113277, 177919, 221491, 264313, 533757, 664473, 792939, 1550437, 1850191, 2247589, 4651311, 5550573, 6742767, 10853059, 15733123, 32559177, 47199369, 110131861, 137102929, 330395583, 411308787, 959720503, 2879161509, 6718043521, 20154130563]

約数ペア:

[(1, 20154130563), (3, 6718043521), (7, 2879161509), (21, 959720503), (49, 411308787), (61, 330395583), (147, 137102929), (183, 110131861), (427, 47199369), (619, 32559177), (1281, 15733123), (1857, 10853059), (2989, 6742767), (3631, 5550573), (4333, 4651311), (8967, 2247589), (10893, 1850191), (12999, 1550437), (25417, 792939), (30331, 664473), (37759, 533757), (76251, 264313), (90993, 221491), (113277, 177919)]