57838215

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 99858528

約数和(自身を除く): 42020313

約数列:

[1, 3, 5, 15, 23, 37, 69, 111, 115, 185, 197, 345, 529, 555, 591, 851, 985, 1587, 2553, 2645, 2955, 4255, 4531, 7289, 7935, 12765, 13593, 19573, 21867, 22655, 36445, 58719, 67965, 97865, 104213, 109335, 167647, 293595, 312639, 502941, 521065, 838235, 1563195, 2514705, 3855881, 11567643, 19279405, 57838215]

約数ペア:

[(1, 57838215), (3, 19279405), (5, 11567643), (15, 3855881), (23, 2514705), (37, 1563195), (69, 838235), (111, 521065), (115, 502941), (185, 312639), (197, 293595), (345, 167647), (529, 109335), (555, 104213), (591, 97865), (851, 67965), (985, 58719), (1587, 36445), (2553, 22655), (2645, 21867), (2955, 19573), (4255, 13593), (4531, 12765), (7289, 7935)]