1205366925

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{431}}^1\times {\mathrm{761}}^1$

素因数の和:1219

約数の個数: 72

約数和(自身を含む): 2326672512

約数和(自身を除く): 1121305587

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 245, 431, 525, 735, 761, 1225, 1293, 2155, 2283, 3017, 3675, 3805, 5327, 6465, 9051, 10775, 11415, 15085, 15981, 19025, 21119, 26635, 32325, 37289, 45255, 57075, 63357, 75425, 79905, 105595, 111867, 133175, 186445, 226275, 316785, 327991, 399525, 527975, 559335, 932225, 983973, 1583925, 1639955, 2295937, 2796675, 4919865, 6887811, 8199775, 11479685, 16071559, 24599325, 34439055, 48214677, 57398425, 80357795, 172195275, 241073385, 401788975, 1205366925]

約数ペア:

[(1, 1205366925), (3, 401788975), (5, 241073385), (7, 172195275), (15, 80357795), (21, 57398425), (25, 48214677), (35, 34439055), (49, 24599325), (75, 16071559), (105, 11479685), (147, 8199775), (175, 6887811), (245, 4919865), (431, 2796675), (525, 2295937), (735, 1639955), (761, 1583925), (1225, 983973), (1293, 932225), (2155, 559335), (2283, 527975), (3017, 399525), (3675, 327991), (3805, 316785), (5327, 226275), (6465, 186445), (9051, 133175), (10775, 111867), (11415, 105595), (15085, 79905), (15981, 75425), (19025, 63357), (21119, 57075), (26635, 45255), (32325, 37289)]