399176932

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{10891}}^1$

素因数の和:10937

約数の個数: 72

約数和(自身を含む): 938716128

約数和(自身を除く): 539539196

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 49, 68, 77, 98, 119, 154, 187, 196, 238, 308, 374, 476, 539, 748, 833, 1078, 1309, 1666, 2156, 2618, 3332, 5236, 9163, 10891, 18326, 21782, 36652, 43564, 76237, 119801, 152474, 185147, 239602, 304948, 370294, 479204, 533659, 740588, 838607, 1067318, 1296029, 1677214, 2036617, 2134636, 2592058, 3354428, 4073234, 5184116, 5870249, 8146468, 9072203, 11740498, 14256319, 18144406, 23480996, 28512638, 36288812, 57025276, 99794233, 199588466, 399176932]

約数ペア:

[(1, 399176932), (2, 199588466), (4, 99794233), (7, 57025276), (11, 36288812), (14, 28512638), (17, 23480996), (22, 18144406), (28, 14256319), (34, 11740498), (44, 9072203), (49, 8146468), (68, 5870249), (77, 5184116), (98, 4073234), (119, 3354428), (154, 2592058), (187, 2134636), (196, 2036617), (238, 1677214), (308, 1296029), (374, 1067318), (476, 838607), (539, 740588), (748, 533659), (833, 479204), (1078, 370294), (1309, 304948), (1666, 239602), (2156, 185147), (2618, 152474), (3332, 119801), (5236, 76237), (9163, 43564), (10891, 36652), (18326, 21782)]