311332364

素因数分解:

$2^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1\times {\mathrm{1451}}^1$

素因数の和:1638

約数の個数: 48

約数和(自身を含む): 637486080

約数和(自身を除く): 326153716

約数列:

[1, 2, 4, 7, 14, 28, 79, 97, 158, 194, 316, 388, 553, 679, 1106, 1358, 1451, 2212, 2716, 2902, 5804, 7663, 10157, 15326, 20314, 30652, 40628, 53641, 107282, 114629, 140747, 214564, 229258, 281494, 458516, 562988, 802403, 985229, 1604806, 1970458, 3209612, 3940916, 11119013, 22238026, 44476052, 77833091, 155666182, 311332364]

約数ペア:

[(1, 311332364), (2, 155666182), (4, 77833091), (7, 44476052), (14, 22238026), (28, 11119013), (79, 3940916), (97, 3209612), (158, 1970458), (194, 1604806), (316, 985229), (388, 802403), (553, 562988), (679, 458516), (1106, 281494), (1358, 229258), (1451, 214564), (2212, 140747), (2716, 114629), (2902, 107282), (5804, 53641), (7663, 40628), (10157, 30652), (15326, 20314)]