388762914

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{1117}}^1$

素因数の和:1255

約数の個数: 64

約数和(自身を含む): 850037760

約数和(自身を除く): 461274846

約数列:

[1, 2, 3, 6, 19, 38, 43, 57, 71, 86, 114, 129, 142, 213, 258, 426, 817, 1117, 1349, 1634, 2234, 2451, 2698, 3053, 3351, 4047, 4902, 6106, 6702, 8094, 9159, 18318, 21223, 42446, 48031, 58007, 63669, 79307, 96062, 116014, 127338, 144093, 158614, 174021, 237921, 288186, 348042, 475842, 912589, 1506833, 1825178, 2737767, 3013666, 3410201, 4520499, 5475534, 6820402, 9040998, 10230603, 20461206, 64793819, 129587638, 194381457, 388762914]

約数ペア:

[(1, 388762914), (2, 194381457), (3, 129587638), (6, 64793819), (19, 20461206), (38, 10230603), (43, 9040998), (57, 6820402), (71, 5475534), (86, 4520499), (114, 3410201), (129, 3013666), (142, 2737767), (213, 1825178), (258, 1506833), (426, 912589), (817, 475842), (1117, 348042), (1349, 288186), (1634, 237921), (2234, 174021), (2451, 158614), (2698, 144093), (3053, 127338), (3351, 116014), (4047, 96062), (4902, 79307), (6106, 63669), (6702, 58007), (8094, 48031), (9159, 42446), (18318, 21223)]