1291131952

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{251}}^1\times {\mathrm{2657}}^1$

素因数の和:2938

約数の個数: 60

約数和(自身を含む): 2761651368

約数和(自身を除く): 1470519416

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 121, 176, 242, 251, 484, 502, 968, 1004, 1936, 2008, 2657, 2761, 4016, 5314, 5522, 10628, 11044, 21256, 22088, 29227, 30371, 42512, 44176, 58454, 60742, 116908, 121484, 233816, 242968, 321497, 467632, 485936, 642994, 666907, 1285988, 1333814, 2571976, 2667628, 5143952, 5335256, 7335977, 10670512, 14671954, 29343908, 58687816, 80695747, 117375632, 161391494, 322782988, 645565976, 1291131952]

約数ペア:

[(1, 1291131952), (2, 645565976), (4, 322782988), (8, 161391494), (11, 117375632), (16, 80695747), (22, 58687816), (44, 29343908), (88, 14671954), (121, 10670512), (176, 7335977), (242, 5335256), (251, 5143952), (484, 2667628), (502, 2571976), (968, 1333814), (1004, 1285988), (1936, 666907), (2008, 642994), (2657, 485936), (2761, 467632), (4016, 321497), (5314, 242968), (5522, 233816), (10628, 121484), (11044, 116908), (21256, 60742), (22088, 58454), (29227, 44176), (30371, 42512)]