15631965

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:466

約数の個数: 48

約数和(自身を含む): 29203200

約数和(自身を除く): 13571235

約数列:

[1, 3, 5, 9, 15, 19, 45, 47, 57, 95, 141, 171, 235, 285, 389, 423, 705, 855, 893, 1167, 1945, 2115, 2679, 3501, 4465, 5835, 7391, 8037, 13395, 17505, 18283, 22173, 36955, 40185, 54849, 66519, 91415, 110865, 164547, 274245, 332595, 347377, 822735, 1042131, 1736885, 3126393, 5210655, 15631965]

約数ペア:

[(1, 15631965), (3, 5210655), (5, 3126393), (9, 1736885), (15, 1042131), (19, 822735), (45, 347377), (47, 332595), (57, 274245), (95, 164547), (141, 110865), (171, 91415), (235, 66519), (285, 54849), (389, 40185), (423, 36955), (705, 22173), (855, 18283), (893, 17505), (1167, 13395), (1945, 8037), (2115, 7391), (2679, 5835), (3501, 4465)]