247965848

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{743}}^1\times {\mathrm{3209}}^1$

素因数の和:3971

約数の個数: 32

約数和(自身を含む): 501530400

約数和(自身を除く): 253564552

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 743, 1486, 2972, 3209, 5944, 6418, 9659, 12836, 19318, 25672, 38636, 41717, 77272, 83434, 166868, 333736, 2384287, 4768574, 9537148, 19074296, 30995731, 61991462, 123982924, 247965848]

約数ペア:

[(1, 247965848), (2, 123982924), (4, 61991462), (8, 30995731), (13, 19074296), (26, 9537148), (52, 4768574), (104, 2384287), (743, 333736), (1486, 166868), (2972, 83434), (3209, 77272), (5944, 41717), (6418, 38636), (9659, 25672), (12836, 19318)]