38911275

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:333

約数の個数: 72

約数和(自身を含む): 76776336

約数和(自身を除く): 37865061

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 53, 65, 75, 117, 159, 195, 225, 251, 265, 325, 477, 585, 689, 753, 795, 975, 1255, 1325, 2067, 2259, 2385, 2925, 3263, 3445, 3765, 3975, 6201, 6275, 9789, 10335, 11295, 11925, 13303, 16315, 17225, 18825, 29367, 31005, 39909, 48945, 51675, 56475, 66515, 81575, 119727, 146835, 155025, 172939, 199545, 244725, 332575, 518817, 598635, 734175, 864695, 997725, 1556451, 2594085, 2993175, 4323475, 7782255, 12970425, 38911275]

約数ペア:

[(1, 38911275), (3, 12970425), (5, 7782255), (9, 4323475), (13, 2993175), (15, 2594085), (25, 1556451), (39, 997725), (45, 864695), (53, 734175), (65, 598635), (75, 518817), (117, 332575), (159, 244725), (195, 199545), (225, 172939), (251, 155025), (265, 146835), (325, 119727), (477, 81575), (585, 66515), (689, 56475), (753, 51675), (795, 48945), (975, 39909), (1255, 31005), (1325, 29367), (2067, 18825), (2259, 17225), (2385, 16315), (2925, 13303), (3263, 11925), (3445, 11295), (3765, 10335), (3975, 9789), (6201, 6275)]