1727720995

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{5659}}^1$

素因数の和:5756

約数の個数: 64

約数和(自身を含む): 2829818880

約数和(自身を除く): 1102097885

約数列:

[1, 5, 7, 11, 13, 35, 55, 61, 65, 77, 91, 143, 305, 385, 427, 455, 671, 715, 793, 1001, 2135, 3355, 3965, 4697, 5005, 5551, 5659, 8723, 23485, 27755, 28295, 39613, 43615, 61061, 62249, 73567, 198065, 305305, 311245, 345199, 367835, 435743, 514969, 809237, 1725995, 2178715, 2416393, 2574845, 3797189, 4046185, 4487587, 5664659, 12081965, 18985945, 22437935, 26580323, 28323295, 31413109, 49363457, 132901615, 157065545, 246817285, 345544199, 1727720995]

約数ペア:

[(1, 1727720995), (5, 345544199), (7, 246817285), (11, 157065545), (13, 132901615), (35, 49363457), (55, 31413109), (61, 28323295), (65, 26580323), (77, 22437935), (91, 18985945), (143, 12081965), (305, 5664659), (385, 4487587), (427, 4046185), (455, 3797189), (671, 2574845), (715, 2416393), (793, 2178715), (1001, 1725995), (2135, 809237), (3355, 514969), (3965, 435743), (4697, 367835), (5005, 345199), (5551, 311245), (5659, 305305), (8723, 198065), (23485, 73567), (27755, 62249), (28295, 61061), (39613, 43615)]