7239645

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1$

素因数の和:231

約数の個数: 64

約数和(自身を含む): 15114240

約数和(自身を除く): 7874595

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 47, 63, 105, 135, 141, 163, 189, 235, 315, 329, 423, 489, 705, 815, 945, 987, 1141, 1269, 1467, 1645, 2115, 2445, 2961, 3423, 4401, 4935, 5705, 6345, 7335, 7661, 8883, 10269, 14805, 17115, 22005, 22983, 30807, 38305, 44415, 51345, 53627, 68949, 114915, 154035, 160881, 206847, 268135, 344745, 482643, 804405, 1034235, 1447929, 2413215, 7239645]

約数ペア:

[(1, 7239645), (3, 2413215), (5, 1447929), (7, 1034235), (9, 804405), (15, 482643), (21, 344745), (27, 268135), (35, 206847), (45, 160881), (47, 154035), (63, 114915), (105, 68949), (135, 53627), (141, 51345), (163, 44415), (189, 38305), (235, 30807), (315, 22983), (329, 22005), (423, 17115), (489, 14805), (705, 10269), (815, 8883), (945, 7661), (987, 7335), (1141, 6345), (1269, 5705), (1467, 4935), (1645, 4401), (2115, 3423), (2445, 2961)]