128545844

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{977}}^1$

素因数の和:1152

約数の個数: 48

約数和(自身を含む): 266391552

約数和(自身を除く): 137845708

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 127, 148, 254, 259, 508, 518, 889, 977, 1036, 1778, 1954, 3556, 3908, 4699, 6839, 9398, 13678, 18796, 27356, 32893, 36149, 65786, 72298, 124079, 131572, 144596, 248158, 253043, 496316, 506086, 868553, 1012172, 1737106, 3474212, 4590923, 9181846, 18363692, 32136461, 64272922, 128545844]

約数ペア:

[(1, 128545844), (2, 64272922), (4, 32136461), (7, 18363692), (14, 9181846), (28, 4590923), (37, 3474212), (74, 1737106), (127, 1012172), (148, 868553), (254, 506086), (259, 496316), (508, 253043), (518, 248158), (889, 144596), (977, 131572), (1036, 124079), (1778, 72298), (1954, 65786), (3556, 36149), (3908, 32893), (4699, 27356), (6839, 18796), (9398, 13678)]