131019378

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1\times {\mathrm{283}}^1$

素因数の和:519

約数の個数: 64

約数和(自身を含む): 306665472

約数和(自身を除く): 175646094

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 73, 146, 151, 219, 283, 302, 438, 453, 511, 566, 849, 906, 1022, 1057, 1533, 1698, 1981, 2114, 3066, 3171, 3962, 5943, 6342, 11023, 11886, 20659, 22046, 33069, 41318, 42733, 61977, 66138, 77161, 85466, 123954, 128199, 144613, 154322, 231483, 256398, 289226, 299131, 433839, 462966, 598262, 867678, 897393, 1794786, 3119509, 6239018, 9358527, 18717054, 21836563, 43673126, 65509689, 131019378]

約数ペア:

[(1, 131019378), (2, 65509689), (3, 43673126), (6, 21836563), (7, 18717054), (14, 9358527), (21, 6239018), (42, 3119509), (73, 1794786), (146, 897393), (151, 867678), (219, 598262), (283, 462966), (302, 433839), (438, 299131), (453, 289226), (511, 256398), (566, 231483), (849, 154322), (906, 144613), (1022, 128199), (1057, 123954), (1533, 85466), (1698, 77161), (1981, 66138), (2114, 61977), (3066, 42733), (3171, 41318), (3962, 33069), (5943, 22046), (6342, 20659), (11023, 11886)]