15661853577

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{143333}}^1$

素因数の和:143435

約数の個数: 40

約数和(自身を含む): 24974516160

約数和(自身を除く): 9312662583

約数列:

[1, 3, 9, 19, 27, 57, 71, 81, 171, 213, 513, 639, 1349, 1539, 1917, 4047, 5751, 12141, 36423, 109269, 143333, 429999, 1289997, 2723327, 3869991, 8169981, 10176643, 11609973, 24509943, 30529929, 73529829, 91589787, 193356217, 220589487, 274769361, 580068651, 824308083, 1740205953, 5220617859, 15661853577]

約数ペア:

[(1, 15661853577), (3, 5220617859), (9, 1740205953), (19, 824308083), (27, 580068651), (57, 274769361), (71, 220589487), (81, 193356217), (171, 91589787), (213, 73529829), (513, 30529929), (639, 24509943), (1349, 11609973), (1539, 10176643), (1917, 8169981), (4047, 3869991), (5751, 2723327), (12141, 1289997), (36423, 429999), (109269, 143333)]