13005678

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{1427}}^1$

素因数の和:1477

約数の個数: 48

約数和(自身を含む): 31256064

約数和(自身を除く): 18250386

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 49, 62, 93, 98, 147, 186, 217, 294, 434, 651, 1302, 1427, 1519, 2854, 3038, 4281, 4557, 8562, 9114, 9989, 19978, 29967, 44237, 59934, 69923, 88474, 132711, 139846, 209769, 265422, 309659, 419538, 619318, 928977, 1857954, 2167613, 4335226, 6502839, 13005678]

約数ペア:

[(1, 13005678), (2, 6502839), (3, 4335226), (6, 2167613), (7, 1857954), (14, 928977), (21, 619318), (31, 419538), (42, 309659), (49, 265422), (62, 209769), (93, 139846), (98, 132711), (147, 88474), (186, 69923), (217, 59934), (294, 44237), (434, 29967), (651, 19978), (1302, 9989), (1427, 9114), (1519, 8562), (2854, 4557), (3038, 4281)]