64045638

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{157}}^1\times {\mathrm{173}}^1$

素因数の和:469

約数の個数: 48

約数和(自身を含む): 141528816

約数和(自身を除く): 77483178

約数列:

[1, 2, 3, 6, 9, 18, 131, 157, 173, 262, 314, 346, 393, 471, 519, 786, 942, 1038, 1179, 1413, 1557, 2358, 2826, 3114, 20567, 22663, 27161, 41134, 45326, 54322, 61701, 67989, 81483, 123402, 135978, 162966, 185103, 203967, 244449, 370206, 407934, 488898, 3558091, 7116182, 10674273, 21348546, 32022819, 64045638]

約数ペア:

[(1, 64045638), (2, 32022819), (3, 21348546), (6, 10674273), (9, 7116182), (18, 3558091), (131, 488898), (157, 407934), (173, 370206), (262, 244449), (314, 203967), (346, 185103), (393, 162966), (471, 135978), (519, 123402), (786, 81483), (942, 67989), (1038, 61701), (1179, 54322), (1413, 45326), (1557, 41134), (2358, 27161), (2826, 22663), (3114, 20567)]