728291226

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1\times {\mathrm{773}}^1$

素因数の和:1095

約数の個数: 64

約数和(自身を含む): 1610316288

約数和(自身を除く): 882025062

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 78, 94, 141, 257, 282, 514, 611, 771, 773, 1222, 1542, 1546, 1833, 2319, 3341, 3666, 4638, 6682, 10023, 10049, 12079, 20046, 20098, 24158, 30147, 36237, 36331, 60294, 72474, 72662, 108993, 157027, 198661, 217986, 314054, 397322, 471081, 472303, 595983, 942162, 944606, 1191966, 1416909, 2582593, 2833818, 5165186, 7747779, 9337067, 15495558, 18674134, 28011201, 56022402, 121381871, 242763742, 364145613, 728291226]

約数ペア:

[(1, 728291226), (2, 364145613), (3, 242763742), (6, 121381871), (13, 56022402), (26, 28011201), (39, 18674134), (47, 15495558), (78, 9337067), (94, 7747779), (141, 5165186), (257, 2833818), (282, 2582593), (514, 1416909), (611, 1191966), (771, 944606), (773, 942162), (1222, 595983), (1542, 472303), (1546, 471081), (1833, 397322), (2319, 314054), (3341, 217986), (3666, 198661), (4638, 157027), (6682, 108993), (10023, 72662), (10049, 72474), (12079, 60294), (20046, 36331), (20098, 36237), (24158, 30147)]