917965568

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{2731}}^1$

素因数の和:2861

約数の個数: 72

約数和(自身を含む): 1993562256

約数和(自身を除く): 1075596688

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 101, 104, 128, 202, 208, 256, 404, 416, 808, 832, 1313, 1616, 1664, 2626, 2731, 3232, 3328, 5252, 5462, 6464, 10504, 10924, 12928, 21008, 21848, 25856, 35503, 42016, 43696, 71006, 84032, 87392, 142012, 168064, 174784, 275831, 284024, 336128, 349568, 551662, 568048, 699136, 1103324, 1136096, 2206648, 2272192, 3585803, 4413296, 4544384, 7171606, 8826592, 9088768, 14343212, 17653184, 28686424, 35306368, 57372848, 70612736, 114745696, 229491392, 458982784, 917965568]

約数ペア:

[(1, 917965568), (2, 458982784), (4, 229491392), (8, 114745696), (13, 70612736), (16, 57372848), (26, 35306368), (32, 28686424), (52, 17653184), (64, 14343212), (101, 9088768), (104, 8826592), (128, 7171606), (202, 4544384), (208, 4413296), (256, 3585803), (404, 2272192), (416, 2206648), (808, 1136096), (832, 1103324), (1313, 699136), (1616, 568048), (1664, 551662), (2626, 349568), (2731, 336128), (3232, 284024), (3328, 275831), (5252, 174784), (5462, 168064), (6464, 142012), (10504, 87392), (10924, 84032), (12928, 71006), (21008, 43696), (21848, 42016), (25856, 35503)]