11991525

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{251}}^1$

素因数の和:291

約数の個数: 72

約数和(自身を含む): 24935904

約数和(自身を除く): 12944379

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 49, 65, 75, 91, 105, 147, 175, 195, 245, 251, 273, 325, 455, 525, 637, 735, 753, 975, 1225, 1255, 1365, 1757, 1911, 2275, 3185, 3263, 3675, 3765, 5271, 6275, 6825, 8785, 9555, 9789, 12299, 15925, 16315, 18825, 22841, 26355, 36897, 43925, 47775, 48945, 61495, 68523, 81575, 114205, 131775, 159887, 184485, 244725, 307475, 342615, 479661, 571025, 799435, 922425, 1713075, 2398305, 3997175, 11991525]

約数ペア:

[(1, 11991525), (3, 3997175), (5, 2398305), (7, 1713075), (13, 922425), (15, 799435), (21, 571025), (25, 479661), (35, 342615), (39, 307475), (49, 244725), (65, 184485), (75, 159887), (91, 131775), (105, 114205), (147, 81575), (175, 68523), (195, 61495), (245, 48945), (251, 47775), (273, 43925), (325, 36897), (455, 26355), (525, 22841), (637, 18825), (735, 16315), (753, 15925), (975, 12299), (1225, 9789), (1255, 9555), (1365, 8785), (1757, 6825), (1911, 6275), (2275, 5271), (3185, 3765), (3263, 3675)]