20131891455

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{677}}^1\times {\mathrm{2089}}^1$

素因数の和:2860

約数の個数: 64

約数和(自身を含む): 35232785280

約数和(自身を除く): 15100893825

約数列:

[1, 3, 5, 13, 15, 39, 65, 73, 195, 219, 365, 677, 949, 1095, 2031, 2089, 2847, 3385, 4745, 6267, 8801, 10155, 10445, 14235, 26403, 27157, 31335, 44005, 49421, 81471, 132015, 135785, 148263, 152497, 247105, 407355, 457491, 642473, 741315, 762485, 1414253, 1927419, 1982461, 2287455, 3212365, 4242759, 5947383, 7071265, 9637095, 9912305, 18385289, 21213795, 29736915, 55155867, 91926445, 103240469, 275779335, 309721407, 516202345, 1342126097, 1548607035, 4026378291, 6710630485, 20131891455]

約数ペア:

[(1, 20131891455), (3, 6710630485), (5, 4026378291), (13, 1548607035), (15, 1342126097), (39, 516202345), (65, 309721407), (73, 275779335), (195, 103240469), (219, 91926445), (365, 55155867), (677, 29736915), (949, 21213795), (1095, 18385289), (2031, 9912305), (2089, 9637095), (2847, 7071265), (3385, 5947383), (4745, 4242759), (6267, 3212365), (8801, 2287455), (10155, 1982461), (10445, 1927419), (14235, 1414253), (26403, 762485), (27157, 741315), (31335, 642473), (44005, 457491), (49421, 407355), (81471, 247105), (132015, 152497), (135785, 148263)]