1639554195

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1847}}^1$

素因数の和:1992

約数の個数: 64

約数和(自身を含む): 2861236224

約数和(自身を除く): 1221682029

約数列:

[1, 3, 5, 15, 23, 31, 69, 83, 93, 115, 155, 249, 345, 415, 465, 713, 1245, 1847, 1909, 2139, 2573, 3565, 5541, 5727, 7719, 9235, 9545, 10695, 12865, 27705, 28635, 38595, 42481, 57257, 59179, 127443, 153301, 171771, 177537, 212405, 286285, 295895, 459903, 637215, 766505, 858855, 887685, 1316911, 2299515, 3525923, 3950733, 4752331, 6584555, 10577769, 14256993, 17629615, 19753665, 23761655, 52888845, 71284965, 109303613, 327910839, 546518065, 1639554195]

約数ペア:

[(1, 1639554195), (3, 546518065), (5, 327910839), (15, 109303613), (23, 71284965), (31, 52888845), (69, 23761655), (83, 19753665), (93, 17629615), (115, 14256993), (155, 10577769), (249, 6584555), (345, 4752331), (415, 3950733), (465, 3525923), (713, 2299515), (1245, 1316911), (1847, 887685), (1909, 858855), (2139, 766505), (2573, 637215), (3565, 459903), (5541, 295895), (5727, 286285), (7719, 212405), (9235, 177537), (9545, 171771), (10695, 153301), (12865, 127443), (27705, 59179), (28635, 57257), (38595, 42481)]