211603912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{619}}^1$

素因数の和:830

約数の個数: 64

約数和(自身を含む): 453096000

約数和(自身を除く): 241492088

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 173, 247, 346, 494, 619, 692, 988, 1238, 1384, 1976, 2249, 2476, 3287, 4498, 4952, 6574, 8047, 8996, 11761, 13148, 16094, 17992, 23522, 26296, 32188, 42731, 47044, 64376, 85462, 94088, 107087, 152893, 170924, 214174, 305786, 341848, 428348, 611572, 856696, 1223144, 1392131, 2034653, 2784262, 4069306, 5568524, 8138612, 11137048, 16277224, 26450489, 52900978, 105801956, 211603912]

約数ペア:

[(1, 211603912), (2, 105801956), (4, 52900978), (8, 26450489), (13, 16277224), (19, 11137048), (26, 8138612), (38, 5568524), (52, 4069306), (76, 2784262), (104, 2034653), (152, 1392131), (173, 1223144), (247, 856696), (346, 611572), (494, 428348), (619, 341848), (692, 305786), (988, 214174), (1238, 170924), (1384, 152893), (1976, 107087), (2249, 94088), (2476, 85462), (3287, 64376), (4498, 47044), (4952, 42731), (6574, 32188), (8047, 26296), (8996, 23522), (11761, 17992), (13148, 16094)]