74967705

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^2\times {\mathrm{53}}^1$

素因数の和:167

約数の個数: 72

約数和(自身を含む): 143519688

約数和(自身を除く): 68551983

約数列:

[1, 3, 5, 9, 15, 17, 43, 45, 51, 53, 85, 129, 153, 159, 215, 255, 265, 387, 477, 645, 731, 765, 795, 901, 1849, 1935, 2193, 2279, 2385, 2703, 3655, 4505, 5547, 6579, 6837, 8109, 9245, 10965, 11395, 13515, 16641, 20511, 27735, 31433, 32895, 34185, 38743, 40545, 83205, 94299, 97997, 102555, 116229, 157165, 193715, 282897, 293991, 348687, 471495, 489985, 581145, 881973, 1414485, 1469955, 1665949, 1743435, 4409865, 4997847, 8329745, 14993541, 24989235, 74967705]

約数ペア:

[(1, 74967705), (3, 24989235), (5, 14993541), (9, 8329745), (15, 4997847), (17, 4409865), (43, 1743435), (45, 1665949), (51, 1469955), (53, 1414485), (85, 881973), (129, 581145), (153, 489985), (159, 471495), (215, 348687), (255, 293991), (265, 282897), (387, 193715), (477, 157165), (645, 116229), (731, 102555), (765, 97997), (795, 94299), (901, 83205), (1849, 40545), (1935, 38743), (2193, 34185), (2279, 32895), (2385, 31433), (2703, 27735), (3655, 20511), (4505, 16641), (5547, 13515), (6579, 11395), (6837, 10965), (8109, 9245)]