81213046

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:249

約数の個数: 48

約数和(自身を含む): 139255200

約数和(自身を除く): 58042154

約数列:

[1, 2, 17, 23, 34, 41, 46, 82, 149, 289, 298, 391, 578, 697, 782, 943, 1394, 1886, 2533, 3427, 5066, 6109, 6647, 6854, 11849, 12218, 13294, 16031, 23698, 32062, 43061, 58259, 86122, 103853, 116518, 140507, 207706, 272527, 281014, 545054, 990403, 1765501, 1980806, 2388619, 3531002, 4777238, 40606523, 81213046]

約数ペア:

[(1, 81213046), (2, 40606523), (17, 4777238), (23, 3531002), (34, 2388619), (41, 1980806), (46, 1765501), (82, 990403), (149, 545054), (289, 281014), (298, 272527), (391, 207706), (578, 140507), (697, 116518), (782, 103853), (943, 86122), (1394, 58259), (1886, 43061), (2533, 32062), (3427, 23698), (5066, 16031), (6109, 13294), (6647, 12218), (6854, 11849)]