291229155

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1$

素因数の和:230

約数の個数: 128

約数和(自身を含む): 619315200

約数和(自身を除く): 328086045

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 47, 63, 79, 83, 105, 135, 141, 189, 235, 237, 249, 315, 329, 395, 415, 423, 553, 581, 705, 711, 747, 945, 987, 1185, 1245, 1269, 1645, 1659, 1743, 2115, 2133, 2241, 2765, 2905, 2961, 3555, 3713, 3735, 3901, 4935, 4977, 5229, 6345, 6557, 8295, 8715, 8883, 10665, 11139, 11205, 11703, 14805, 14931, 15687, 18565, 19505, 19671, 24885, 25991, 26145, 27307, 32785, 33417, 35109, 44415, 45899, 55695, 58515, 59013, 74655, 77973, 78435, 81921, 98355, 100251, 105327, 129955, 136535, 137697, 167085, 175545, 177039, 229495, 233919, 245763, 295065, 308179, 389865, 409605, 413091, 501255, 526635, 688485, 701757, 737289, 885195, 924537, 1169595, 1228815, 1239273, 1540895, 2065455, 2157253, 2773611, 3508785, 3686445, 4622685, 6196365, 6471759, 8320833, 10786265, 13868055, 19415277, 32358795, 41604165, 58245831, 97076385, 291229155]

約数ペア:

[(1, 291229155), (3, 97076385), (5, 58245831), (7, 41604165), (9, 32358795), (15, 19415277), (21, 13868055), (27, 10786265), (35, 8320833), (45, 6471759), (47, 6196365), (63, 4622685), (79, 3686445), (83, 3508785), (105, 2773611), (135, 2157253), (141, 2065455), (189, 1540895), (235, 1239273), (237, 1228815), (249, 1169595), (315, 924537), (329, 885195), (395, 737289), (415, 701757), (423, 688485), (553, 526635), (581, 501255), (705, 413091), (711, 409605), (747, 389865), (945, 308179), (987, 295065), (1185, 245763), (1245, 233919), (1269, 229495), (1645, 177039), (1659, 175545), (1743, 167085), (2115, 137697), (2133, 136535), (2241, 129955), (2765, 105327), (2905, 100251), (2961, 98355), (3555, 81921), (3713, 78435), (3735, 77973), (3901, 74655), (4935, 59013), (4977, 58515), (5229, 55695), (6345, 45899), (6557, 44415), (8295, 35109), (8715, 33417), (8883, 32785), (10665, 27307), (11139, 26145), (11205, 25991), (11703, 24885), (14805, 19671), (14931, 19505), (15687, 18565)]