81875262

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{647}}^1$

素因数の和:813

約数の個数: 64

約数和(自身を含む): 197074944

約数和(自身を除く): 115199682

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 69, 131, 138, 161, 262, 322, 393, 483, 647, 786, 917, 966, 1294, 1834, 1941, 2751, 3013, 3882, 4529, 5502, 6026, 9039, 9058, 13587, 14881, 18078, 21091, 27174, 29762, 42182, 44643, 63273, 84757, 89286, 104167, 126546, 169514, 208334, 254271, 312501, 508542, 593299, 625002, 1186598, 1779897, 1949411, 3559794, 3898822, 5848233, 11696466, 13645877, 27291754, 40937631, 81875262]

約数ペア:

[(1, 81875262), (2, 40937631), (3, 27291754), (6, 13645877), (7, 11696466), (14, 5848233), (21, 3898822), (23, 3559794), (42, 1949411), (46, 1779897), (69, 1186598), (131, 625002), (138, 593299), (161, 508542), (262, 312501), (322, 254271), (393, 208334), (483, 169514), (647, 126546), (786, 104167), (917, 89286), (966, 84757), (1294, 63273), (1834, 44643), (1941, 42182), (2751, 29762), (3013, 27174), (3882, 21091), (4529, 18078), (5502, 14881), (6026, 13587), (9039, 9058)]