71371185

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:374

約数の個数: 64

約数和(自身を含む): 129558528

約数和(自身を除く): 58187343

約数列:

[1, 3, 5, 15, 17, 23, 43, 51, 69, 85, 115, 129, 215, 255, 283, 345, 391, 645, 731, 849, 989, 1173, 1415, 1955, 2193, 2967, 3655, 4245, 4811, 4945, 5865, 6509, 10965, 12169, 14433, 14835, 16813, 19527, 24055, 32545, 36507, 50439, 60845, 72165, 84065, 97635, 110653, 182535, 206873, 252195, 279887, 331959, 553265, 620619, 839661, 1034365, 1399435, 1659795, 3103095, 4198305, 4758079, 14274237, 23790395, 71371185]

約数ペア:

[(1, 71371185), (3, 23790395), (5, 14274237), (15, 4758079), (17, 4198305), (23, 3103095), (43, 1659795), (51, 1399435), (69, 1034365), (85, 839661), (115, 620619), (129, 553265), (215, 331959), (255, 279887), (283, 252195), (345, 206873), (391, 182535), (645, 110653), (731, 97635), (849, 84065), (989, 72165), (1173, 60845), (1415, 50439), (1955, 36507), (2193, 32545), (2967, 24055), (3655, 19527), (4245, 16813), (4811, 14835), (4945, 14433), (5865, 12169), (6509, 10965)]