219947535

素因数分解:

$3^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{6491}}^1$

素因数の和:6756

約数の個数: 32

約数和(自身を含む): 392636160

約数和(自身を除く): 172688625

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 251, 753, 1255, 2259, 3765, 6491, 6777, 11295, 19473, 32455, 33885, 58419, 97365, 175257, 292095, 876285, 1629241, 4887723, 8146205, 14663169, 24438615, 43989507, 73315845, 219947535]

約数ペア:

[(1, 219947535), (3, 73315845), (5, 43989507), (9, 24438615), (15, 14663169), (27, 8146205), (45, 4887723), (135, 1629241), (251, 876285), (753, 292095), (1255, 175257), (2259, 97365), (3765, 58419), (6491, 33885), (6777, 32455), (11295, 19473)]