157864462

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 291409920

約数和(自身を除く): 133545458

約数列:

[1, 2, 7, 14, 31, 61, 62, 67, 89, 122, 134, 178, 217, 427, 434, 469, 623, 854, 938, 1246, 1891, 2077, 2759, 3782, 4087, 4154, 5429, 5518, 5963, 8174, 10858, 11926, 13237, 14539, 19313, 26474, 28609, 29078, 38003, 38626, 41741, 57218, 76006, 83482, 126697, 168299, 184853, 253394, 336598, 363743, 369706, 727486, 886879, 1178093, 1293971, 1773758, 2356186, 2546201, 2587942, 5092402, 11276033, 22552066, 78932231, 157864462]

約数ペア:

[(1, 157864462), (2, 78932231), (7, 22552066), (14, 11276033), (31, 5092402), (61, 2587942), (62, 2546201), (67, 2356186), (89, 1773758), (122, 1293971), (134, 1178093), (178, 886879), (217, 727486), (427, 369706), (434, 363743), (469, 336598), (623, 253394), (854, 184853), (938, 168299), (1246, 126697), (1891, 83482), (2077, 76006), (2759, 57218), (3782, 41741), (4087, 38626), (4154, 38003), (5429, 29078), (5518, 28609), (5963, 26474), (8174, 19313), (10858, 14539), (11926, 13237)]