17781274758

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{557}}^1\times {\mathrm{4931}}^1$

素因数の和:5589

約数の個数: 64

約数和(自身を含む): 38837014272

約数和(自身を除く): 21055739514

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 83, 166, 249, 498, 557, 1079, 1114, 1671, 2158, 3237, 3342, 4931, 6474, 7241, 9862, 14482, 14793, 21723, 29586, 43446, 46231, 64103, 92462, 128206, 138693, 192309, 277386, 384618, 409273, 601003, 818546, 1202006, 1227819, 1803009, 2455638, 2746567, 3606018, 5320549, 5493134, 8239701, 10641098, 15961647, 16479402, 31923294, 35705371, 71410742, 107116113, 214232226, 227965061, 455930122, 683895183, 1367790366, 2963545793, 5927091586, 8890637379, 17781274758]

約数ペア:

[(1, 17781274758), (2, 8890637379), (3, 5927091586), (6, 2963545793), (13, 1367790366), (26, 683895183), (39, 455930122), (78, 227965061), (83, 214232226), (166, 107116113), (249, 71410742), (498, 35705371), (557, 31923294), (1079, 16479402), (1114, 15961647), (1671, 10641098), (2158, 8239701), (3237, 5493134), (3342, 5320549), (4931, 3606018), (6474, 2746567), (7241, 2455638), (9862, 1803009), (14482, 1227819), (14793, 1202006), (21723, 818546), (29586, 601003), (43446, 409273), (46231, 384618), (64103, 277386), (92462, 192309), (128206, 138693)]