396296394

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{220901}}^1$

素因数の和:220942

約数の個数: 32

約数和(自身を含む): 890676864

約数和(自身を除く): 494380470

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1794, 220901, 441802, 662703, 1325406, 2871713, 5080723, 5743426, 8615139, 10161446, 15242169, 17230278, 30484338, 66049399, 132098798, 198148197, 396296394]

約数ペア:

[(1, 396296394), (2, 198148197), (3, 132098798), (6, 66049399), (13, 30484338), (23, 17230278), (26, 15242169), (39, 10161446), (46, 8615139), (69, 5743426), (78, 5080723), (138, 2871713), (299, 1325406), (598, 662703), (897, 441802), (1794, 220901)]