71509515

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{613}}^1$

素因数の和:740

約数の個数: 64

約数和(自身を含む): 144294912

約数和(自身を除く): 72785397

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 101, 105, 165, 231, 303, 385, 505, 613, 707, 1111, 1155, 1515, 1839, 2121, 3065, 3333, 3535, 4291, 5555, 6743, 7777, 9195, 10605, 12873, 16665, 20229, 21455, 23331, 33715, 38885, 47201, 61913, 64365, 101145, 116655, 141603, 185739, 236005, 309565, 433391, 681043, 708015, 928695, 1300173, 2043129, 2166955, 3405215, 4767301, 6500865, 10215645, 14301903, 23836505, 71509515]

約数ペア:

[(1, 71509515), (3, 23836505), (5, 14301903), (7, 10215645), (11, 6500865), (15, 4767301), (21, 3405215), (33, 2166955), (35, 2043129), (55, 1300173), (77, 928695), (101, 708015), (105, 681043), (165, 433391), (231, 309565), (303, 236005), (385, 185739), (505, 141603), (613, 116655), (707, 101145), (1111, 64365), (1155, 61913), (1515, 47201), (1839, 38885), (2121, 33715), (3065, 23331), (3333, 21455), (3535, 20229), (4291, 16665), (5555, 12873), (6743, 10605), (7777, 9195)]