219936087

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{40127}}^1$

素因数の和:40172

約数の個数: 32

約数和(自身を含む): 385228800

約数和(自身を除く): 165292713

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 189, 203, 261, 609, 783, 1827, 5481, 40127, 120381, 280889, 361143, 842667, 1083429, 1163683, 2528001, 3491049, 7584003, 8145781, 10473147, 24437343, 31419441, 73312029, 219936087]

約数ペア:

[(1, 219936087), (3, 73312029), (7, 31419441), (9, 24437343), (21, 10473147), (27, 8145781), (29, 7584003), (63, 3491049), (87, 2528001), (189, 1163683), (203, 1083429), (261, 842667), (609, 361143), (783, 280889), (1827, 120381), (5481, 40127)]