1021677291

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:261

約数の個数: 72

約数和(自身を含む): 1631874816

約数和(自身を除く): 610197525

約数列:

[1, 3, 9, 19, 43, 57, 71, 103, 129, 171, 213, 309, 361, 387, 639, 817, 927, 1083, 1349, 1957, 2451, 3053, 3249, 4047, 4429, 5871, 7313, 7353, 9159, 12141, 13287, 15523, 17613, 21939, 25631, 27477, 37183, 39861, 46569, 58007, 65817, 76893, 84151, 111549, 138947, 139707, 174021, 230679, 252453, 314459, 334647, 416841, 522063, 757359, 943377, 1102133, 1250523, 1598869, 2639993, 2830131, 3306399, 4796607, 5974721, 7919979, 9919197, 14389821, 17924163, 23759937, 53772489, 113519699, 340559097, 1021677291]

約数ペア:

[(1, 1021677291), (3, 340559097), (9, 113519699), (19, 53772489), (43, 23759937), (57, 17924163), (71, 14389821), (103, 9919197), (129, 7919979), (171, 5974721), (213, 4796607), (309, 3306399), (361, 2830131), (387, 2639993), (639, 1598869), (817, 1250523), (927, 1102133), (1083, 943377), (1349, 757359), (1957, 522063), (2451, 416841), (3053, 334647), (3249, 314459), (4047, 252453), (4429, 230679), (5871, 174021), (7313, 139707), (7353, 138947), (9159, 111549), (12141, 84151), (13287, 76893), (15523, 65817), (17613, 58007), (21939, 46569), (25631, 39861), (27477, 37183)]