121323555

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{227}}^1$

素因数の和:385

約数の個数: 64

約数和(自身を含む): 224570880

約数和(自身を除く): 103247325

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 107, 111, 135, 185, 227, 321, 333, 535, 555, 681, 963, 999, 1135, 1605, 1665, 2043, 2889, 3405, 3959, 4815, 4995, 6129, 8399, 10215, 11877, 14445, 19795, 24289, 25197, 30645, 35631, 41995, 59385, 72867, 75591, 106893, 121445, 125985, 178155, 218601, 226773, 364335, 377955, 534465, 655803, 898693, 1093005, 1133865, 2696079, 3279015, 4493465, 8088237, 13480395, 24264711, 40441185, 121323555]

約数ペア:

[(1, 121323555), (3, 40441185), (5, 24264711), (9, 13480395), (15, 8088237), (27, 4493465), (37, 3279015), (45, 2696079), (107, 1133865), (111, 1093005), (135, 898693), (185, 655803), (227, 534465), (321, 377955), (333, 364335), (535, 226773), (555, 218601), (681, 178155), (963, 125985), (999, 121445), (1135, 106893), (1605, 75591), (1665, 72867), (2043, 59385), (2889, 41995), (3405, 35631), (3959, 30645), (4815, 25197), (4995, 24289), (6129, 19795), (8399, 14445), (10215, 11877)]