388507470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{996173}}^1$

素因数の和:996196

約数の個数: 32

約数和(自身を含む): 1004143392

約数和(自身を除く): 615635922

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 996173, 1992346, 2988519, 4980865, 5977038, 9961730, 12950249, 14942595, 25900498, 29885190, 38850747, 64751245, 77701494, 129502490, 194253735, 388507470]

約数ペア:

[(1, 388507470), (2, 194253735), (3, 129502490), (5, 77701494), (6, 64751245), (10, 38850747), (13, 29885190), (15, 25900498), (26, 14942595), (30, 12950249), (39, 9961730), (65, 5977038), (78, 4980865), (130, 2988519), (195, 1992346), (390, 996173)]