1378417572

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{77041}}^1$

素因数の和:77129

約数の個数: 72

約数和(自身を含む): 4038233472

約数和(自身を除く): 2659815900

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 71, 84, 126, 142, 213, 252, 284, 426, 497, 639, 852, 994, 1278, 1491, 1988, 2556, 2982, 4473, 5964, 8946, 17892, 77041, 154082, 231123, 308164, 462246, 539287, 693369, 924492, 1078574, 1386738, 1617861, 2157148, 2773476, 3235722, 4853583, 5469911, 6471444, 9707166, 10939822, 16409733, 19414332, 21879644, 32819466, 38289377, 49229199, 65638932, 76578754, 98458398, 114868131, 153157508, 196916796, 229736262, 344604393, 459472524, 689208786, 1378417572]

約数ペア:

[(1, 1378417572), (2, 689208786), (3, 459472524), (4, 344604393), (6, 229736262), (7, 196916796), (9, 153157508), (12, 114868131), (14, 98458398), (18, 76578754), (21, 65638932), (28, 49229199), (36, 38289377), (42, 32819466), (63, 21879644), (71, 19414332), (84, 16409733), (126, 10939822), (142, 9707166), (213, 6471444), (252, 5469911), (284, 4853583), (426, 3235722), (497, 2773476), (639, 2157148), (852, 1617861), (994, 1386738), (1278, 1078574), (1491, 924492), (1988, 693369), (2556, 539287), (2982, 462246), (4473, 308164), (5964, 231123), (8946, 154082), (17892, 77041)]