129121916

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{3301}}^1$

素因数の和:3450

約数の個数: 48

約数和(自身を含む): 284024832

約数和(自身を除く): 154902916

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 127, 154, 254, 308, 508, 889, 1397, 1778, 2794, 3301, 3556, 5588, 6602, 9779, 13204, 19558, 23107, 36311, 39116, 46214, 72622, 92428, 145244, 254177, 419227, 508354, 838454, 1016708, 1676908, 2934589, 4611497, 5869178, 9222994, 11738356, 18445988, 32280479, 64560958, 129121916]

約数ペア:

[(1, 129121916), (2, 64560958), (4, 32280479), (7, 18445988), (11, 11738356), (14, 9222994), (22, 5869178), (28, 4611497), (44, 2934589), (77, 1676908), (127, 1016708), (154, 838454), (254, 508354), (308, 419227), (508, 254177), (889, 145244), (1397, 92428), (1778, 72622), (2794, 46214), (3301, 39116), (3556, 36311), (5588, 23107), (6602, 19558), (9779, 13204)]