388516752

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{207541}}^1$

素因数の和:207568

約数の個数: 60

約数和(自身を含む): 1170951964

約数和(自身を除く): 782435212

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 207541, 415082, 622623, 830164, 1245246, 1660328, 1867869, 2490492, 2698033, 3320656, 3735738, 4980984, 5396066, 7471476, 8094099, 9961968, 10792132, 14942952, 16188198, 21584264, 24282297, 29885904, 32376396, 43168528, 48564594, 64752792, 97129188, 129505584, 194258376, 388516752]

約数ペア:

[(1, 388516752), (2, 194258376), (3, 129505584), (4, 97129188), (6, 64752792), (8, 48564594), (9, 43168528), (12, 32376396), (13, 29885904), (16, 24282297), (18, 21584264), (24, 16188198), (26, 14942952), (36, 10792132), (39, 9961968), (48, 8094099), (52, 7471476), (72, 5396066), (78, 4980984), (104, 3735738), (117, 3320656), (144, 2698033), (156, 2490492), (208, 1867869), (234, 1660328), (312, 1245246), (468, 830164), (624, 622623), (936, 415082), (1872, 207541)]