30521115

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{797}}^1$

素因数の和:868

約数の個数: 48

約数和(自身を含む): 56766528

約数和(自身を除く): 26245413

約数列:

[1, 3, 5, 9, 15, 23, 37, 45, 69, 111, 115, 185, 207, 333, 345, 555, 797, 851, 1035, 1665, 2391, 2553, 3985, 4255, 7173, 7659, 11955, 12765, 18331, 29489, 35865, 38295, 54993, 88467, 91655, 147445, 164979, 265401, 274965, 442335, 678247, 824895, 1327005, 2034741, 3391235, 6104223, 10173705, 30521115]

約数ペア:

[(1, 30521115), (3, 10173705), (5, 6104223), (9, 3391235), (15, 2034741), (23, 1327005), (37, 824895), (45, 678247), (69, 442335), (111, 274965), (115, 265401), (185, 164979), (207, 147445), (333, 91655), (345, 88467), (555, 54993), (797, 38295), (851, 35865), (1035, 29489), (1665, 18331), (2391, 12765), (2553, 11955), (3985, 7659), (4255, 7173)]