289698890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{6173}}^1$

素因数の和:6231

約数の個数: 48

約数和(自身を含む): 592778088

約数和(自身を除く): 303079198

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 361, 494, 722, 1235, 1805, 2470, 3610, 4693, 6173, 9386, 12346, 23465, 30865, 46930, 61730, 80249, 117287, 160498, 234574, 401245, 586435, 802490, 1172870, 1524731, 2228453, 3049462, 4456906, 7623655, 11142265, 15247310, 22284530, 28969889, 57939778, 144849445, 289698890]

約数ペア:

[(1, 289698890), (2, 144849445), (5, 57939778), (10, 28969889), (13, 22284530), (19, 15247310), (26, 11142265), (38, 7623655), (65, 4456906), (95, 3049462), (130, 2228453), (190, 1524731), (247, 1172870), (361, 802490), (494, 586435), (722, 401245), (1235, 234574), (1805, 160498), (2470, 117287), (3610, 80249), (4693, 61730), (6173, 46930), (9386, 30865), (12346, 23465)]