7974054255

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{81647}}^1$

素因数の和:82055

約数の個数: 32

約数和(自身を含む): 13544423424

約数和(自身を除く): 5570369169

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 383, 1149, 1915, 5745, 6511, 19533, 32555, 81647, 97665, 244941, 408235, 1224705, 1387999, 4163997, 6939995, 20819985, 31270801, 93812403, 156354005, 469062015, 531603617, 1594810851, 2658018085, 7974054255]

約数ペア:

[(1, 7974054255), (3, 2658018085), (5, 1594810851), (15, 531603617), (17, 469062015), (51, 156354005), (85, 93812403), (255, 31270801), (383, 20819985), (1149, 6939995), (1915, 4163997), (5745, 1387999), (6511, 1224705), (19533, 408235), (32555, 244941), (81647, 97665)]