198710478

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{5393}}^1$

素因数の和:5513

約数の個数: 48

約数和(自身を含む): 454390560

約数和(自身を除く): 255680082

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 89, 138, 178, 207, 267, 414, 534, 801, 1602, 2047, 4094, 5393, 6141, 10786, 12282, 16179, 18423, 32358, 36846, 48537, 97074, 124039, 248078, 372117, 479977, 744234, 959954, 1116351, 1439931, 2232702, 2879862, 4319793, 8639586, 11039471, 22078942, 33118413, 66236826, 99355239, 198710478]

約数ペア:

[(1, 198710478), (2, 99355239), (3, 66236826), (6, 33118413), (9, 22078942), (18, 11039471), (23, 8639586), (46, 4319793), (69, 2879862), (89, 2232702), (138, 1439931), (178, 1116351), (207, 959954), (267, 744234), (414, 479977), (534, 372117), (801, 248078), (1602, 124039), (2047, 97074), (4094, 48537), (5393, 36846), (6141, 32358), (10786, 18423), (12282, 16179)]