1978156983

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{571}}^1\times {\mathrm{1721}}^1$

素因数の和:2367

約数の個数: 32

約数和(自身を含む): 2931312384

約数和(自身を除く): 953155401

約数列:

[1, 3, 11, 33, 61, 183, 571, 671, 1713, 1721, 2013, 5163, 6281, 18843, 18931, 34831, 56793, 104493, 104981, 314943, 383141, 982691, 1149423, 1154791, 2948073, 3464373, 10809601, 32428803, 59944151, 179832453, 659385661, 1978156983]

約数ペア:

[(1, 1978156983), (3, 659385661), (11, 179832453), (33, 59944151), (61, 32428803), (183, 10809601), (571, 3464373), (671, 2948073), (1713, 1154791), (1721, 1149423), (2013, 982691), (5163, 383141), (6281, 314943), (18843, 104981), (18931, 104493), (34831, 56793)]