389517128

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{383}}^1$

素因数の和:547

約数の個数: 128

約数和(自身を含む): 990904320

約数和(自身を除く): 601387192

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 127, 143, 154, 182, 254, 286, 308, 364, 383, 508, 572, 616, 728, 766, 889, 1001, 1016, 1144, 1397, 1532, 1651, 1778, 2002, 2681, 2794, 3064, 3302, 3556, 4004, 4213, 4979, 5362, 5588, 6604, 7112, 8008, 8426, 9779, 9958, 10724, 11176, 11557, 13208, 16852, 18161, 19558, 19916, 21448, 23114, 29491, 33704, 34853, 36322, 39116, 39832, 46228, 48641, 54769, 58982, 69706, 72644, 78232, 92456, 97282, 109538, 117964, 127127, 139412, 145288, 194564, 219076, 235928, 254254, 278824, 340487, 383383, 389128, 438152, 508508, 535051, 632333, 680974, 766766, 1017016, 1070102, 1264666, 1361948, 1533532, 2140204, 2529332, 2723896, 3067064, 3745357, 4280408, 4426331, 5058664, 6955663, 7490714, 8852662, 13911326, 14981428, 17705324, 27822652, 29962856, 35410648, 48689641, 55645304, 97379282, 194758564, 389517128]

約数ペア:

[(1, 389517128), (2, 194758564), (4, 97379282), (7, 55645304), (8, 48689641), (11, 35410648), (13, 29962856), (14, 27822652), (22, 17705324), (26, 14981428), (28, 13911326), (44, 8852662), (52, 7490714), (56, 6955663), (77, 5058664), (88, 4426331), (91, 4280408), (104, 3745357), (127, 3067064), (143, 2723896), (154, 2529332), (182, 2140204), (254, 1533532), (286, 1361948), (308, 1264666), (364, 1070102), (383, 1017016), (508, 766766), (572, 680974), (616, 632333), (728, 535051), (766, 508508), (889, 438152), (1001, 389128), (1016, 383383), (1144, 340487), (1397, 278824), (1532, 254254), (1651, 235928), (1778, 219076), (2002, 194564), (2681, 145288), (2794, 139412), (3064, 127127), (3302, 117964), (3556, 109538), (4004, 97282), (4213, 92456), (4979, 78232), (5362, 72644), (5588, 69706), (6604, 58982), (7112, 54769), (8008, 48641), (8426, 46228), (9779, 39832), (9958, 39116), (10724, 36322), (11176, 34853), (11557, 33704), (13208, 29491), (16852, 23114), (18161, 21448), (19558, 19916)]