201543255

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{157}}^1\times {\mathrm{257}}^1$

素因数の和:465

約数の個数: 64

約数和(自身を含む): 371767680

約数和(自身を除く): 170224425

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 111, 135, 157, 185, 257, 333, 471, 555, 771, 785, 999, 1285, 1413, 1665, 2313, 2355, 3855, 4239, 4995, 5809, 6939, 7065, 9509, 11565, 17427, 21195, 28527, 29045, 34695, 40349, 47545, 52281, 85581, 87135, 121047, 142635, 156843, 201745, 256743, 261405, 363141, 427905, 605235, 784215, 1089423, 1283715, 1492913, 1815705, 4478739, 5447115, 7464565, 13436217, 22393695, 40308651, 67181085, 201543255]

約数ペア:

[(1, 201543255), (3, 67181085), (5, 40308651), (9, 22393695), (15, 13436217), (27, 7464565), (37, 5447115), (45, 4478739), (111, 1815705), (135, 1492913), (157, 1283715), (185, 1089423), (257, 784215), (333, 605235), (471, 427905), (555, 363141), (771, 261405), (785, 256743), (999, 201745), (1285, 156843), (1413, 142635), (1665, 121047), (2313, 87135), (2355, 85581), (3855, 52281), (4239, 47545), (4995, 40349), (5809, 34695), (6939, 29045), (7065, 28527), (9509, 21195), (11565, 17427)]