172318986

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{6737}}^1$

素因数の和:6788

約数の個数: 72

約数和(自身を含む): 449357220

約数和(自身を除く): 277038234

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 49, 58, 63, 87, 98, 126, 147, 174, 203, 261, 294, 406, 441, 522, 609, 882, 1218, 1421, 1827, 2842, 3654, 4263, 6737, 8526, 12789, 13474, 20211, 25578, 40422, 47159, 60633, 94318, 121266, 141477, 195373, 282954, 330113, 390746, 424431, 586119, 660226, 848862, 990339, 1172238, 1367611, 1758357, 1980678, 2735222, 2971017, 3516714, 4102833, 5942034, 8205666, 9573277, 12308499, 19146554, 24616998, 28719831, 57439662, 86159493, 172318986]

約数ペア:

[(1, 172318986), (2, 86159493), (3, 57439662), (6, 28719831), (7, 24616998), (9, 19146554), (14, 12308499), (18, 9573277), (21, 8205666), (29, 5942034), (42, 4102833), (49, 3516714), (58, 2971017), (63, 2735222), (87, 1980678), (98, 1758357), (126, 1367611), (147, 1172238), (174, 990339), (203, 848862), (261, 660226), (294, 586119), (406, 424431), (441, 390746), (522, 330113), (609, 282954), (882, 195373), (1218, 141477), (1421, 121266), (1827, 94318), (2842, 60633), (3654, 47159), (4263, 40422), (6737, 25578), (8526, 20211), (12789, 13474)]