28198275

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{7673}}^1$

素因数の和:7700

約数の個数: 36

約数和(自身を含む): 54239832

約数和(自身を除く): 26041557

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 245, 525, 735, 1225, 3675, 7673, 23019, 38365, 53711, 115095, 161133, 191825, 268555, 375977, 575475, 805665, 1127931, 1342775, 1879885, 4028325, 5639655, 9399425, 28198275]

約数ペア:

[(1, 28198275), (3, 9399425), (5, 5639655), (7, 4028325), (15, 1879885), (21, 1342775), (25, 1127931), (35, 805665), (49, 575475), (75, 375977), (105, 268555), (147, 191825), (175, 161133), (245, 115095), (525, 53711), (735, 38365), (1225, 23019), (3675, 7673)]