31179008

素因数分解:

$2^8\times 7^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:287

約数の個数: 72

約数和(自身を含む): 72210432

約数和(自身を除く): 41031424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 127, 128, 137, 224, 254, 256, 274, 448, 508, 548, 889, 896, 959, 1016, 1096, 1778, 1792, 1918, 2032, 2192, 3556, 3836, 4064, 4384, 7112, 7672, 8128, 8768, 14224, 15344, 16256, 17399, 17536, 28448, 30688, 32512, 34798, 35072, 56896, 61376, 69596, 113792, 121793, 122752, 139192, 227584, 243586, 245504, 278384, 487172, 556768, 974344, 1113536, 1948688, 2227072, 3897376, 4454144, 7794752, 15589504, 31179008]

約数ペア:

[(1, 31179008), (2, 15589504), (4, 7794752), (7, 4454144), (8, 3897376), (14, 2227072), (16, 1948688), (28, 1113536), (32, 974344), (56, 556768), (64, 487172), (112, 278384), (127, 245504), (128, 243586), (137, 227584), (224, 139192), (254, 122752), (256, 121793), (274, 113792), (448, 69596), (508, 61376), (548, 56896), (889, 35072), (896, 34798), (959, 32512), (1016, 30688), (1096, 28448), (1778, 17536), (1792, 17399), (1918, 16256), (2032, 15344), (2192, 14224), (3556, 8768), (3836, 8128), (4064, 7672), (4384, 7112)]