53387985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:330

約数の個数: 64

約数和(自身を含む): 102643200

約数和(自身を除く): 49255215

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 87, 89, 105, 145, 197, 203, 267, 435, 445, 591, 609, 623, 985, 1015, 1335, 1379, 1869, 2581, 2955, 3045, 3115, 4137, 5713, 6895, 7743, 9345, 12905, 17139, 17533, 18067, 20685, 28565, 38715, 39991, 52599, 54201, 85695, 87665, 90335, 119973, 122731, 199955, 262995, 271005, 368193, 508457, 599865, 613655, 1525371, 1840965, 2542285, 3559199, 7626855, 10677597, 17795995, 53387985]

約数ペア:

[(1, 53387985), (3, 17795995), (5, 10677597), (7, 7626855), (15, 3559199), (21, 2542285), (29, 1840965), (35, 1525371), (87, 613655), (89, 599865), (105, 508457), (145, 368193), (197, 271005), (203, 262995), (267, 199955), (435, 122731), (445, 119973), (591, 90335), (609, 87665), (623, 85695), (985, 54201), (1015, 52599), (1335, 39991), (1379, 38715), (1869, 28565), (2581, 20685), (2955, 18067), (3045, 17533), (3115, 17139), (4137, 12905), (5713, 9345), (6895, 7743)]