431315716

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:293

約数の個数: 72

約数和(自身を含む): 846689760

約数和(自身を除く): 415374044

約数列:

[1, 2, 4, 13, 26, 52, 67, 89, 107, 134, 169, 178, 214, 268, 338, 356, 428, 676, 871, 1157, 1391, 1742, 2314, 2782, 3484, 4628, 5564, 5963, 7169, 9523, 11323, 11926, 14338, 15041, 18083, 19046, 22646, 23852, 28676, 30082, 36166, 38092, 45292, 60164, 72332, 77519, 93197, 123799, 155038, 186394, 247598, 310076, 372788, 495196, 638041, 1007747, 1211561, 1276082, 1609387, 2015494, 2423122, 2552164, 3218774, 4030988, 4846244, 6437548, 8294533, 16589066, 33178132, 107828929, 215657858, 431315716]

約数ペア:

[(1, 431315716), (2, 215657858), (4, 107828929), (13, 33178132), (26, 16589066), (52, 8294533), (67, 6437548), (89, 4846244), (107, 4030988), (134, 3218774), (169, 2552164), (178, 2423122), (214, 2015494), (268, 1609387), (338, 1276082), (356, 1211561), (428, 1007747), (676, 638041), (871, 495196), (1157, 372788), (1391, 310076), (1742, 247598), (2314, 186394), (2782, 155038), (3484, 123799), (4628, 93197), (5564, 77519), (5963, 72332), (7169, 60164), (9523, 45292), (11323, 38092), (11926, 36166), (14338, 30082), (15041, 28676), (18083, 23852), (19046, 22646)]