51931005

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{619}}^1$

素因数の和:698

約数の個数: 64

約数和(自身を含む): 102850560

約数和(自身を除く): 50919555

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 47, 51, 85, 105, 119, 141, 235, 255, 329, 357, 595, 619, 705, 799, 987, 1645, 1785, 1857, 2397, 3095, 3995, 4333, 4935, 5593, 9285, 10523, 11985, 12999, 16779, 21665, 27965, 29093, 31569, 52615, 64995, 73661, 83895, 87279, 145465, 157845, 203651, 220983, 368305, 436395, 494581, 610953, 1018255, 1104915, 1483743, 2472905, 3054765, 3462067, 7418715, 10386201, 17310335, 51931005]

約数ペア:

[(1, 51931005), (3, 17310335), (5, 10386201), (7, 7418715), (15, 3462067), (17, 3054765), (21, 2472905), (35, 1483743), (47, 1104915), (51, 1018255), (85, 610953), (105, 494581), (119, 436395), (141, 368305), (235, 220983), (255, 203651), (329, 157845), (357, 145465), (595, 87279), (619, 83895), (705, 73661), (799, 64995), (987, 52615), (1645, 31569), (1785, 29093), (1857, 27965), (2397, 21665), (3095, 16779), (3995, 12999), (4333, 11985), (4935, 10523), (5593, 9285)]