644761296

素因数分解:

$2^4\times 3^4\times {\mathrm{497501}}^1$

素因数の和:497521

約数の個数: 50

約数和(自身を含む): 1866130002

約数和(自身を除く): 1221368706

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 324, 432, 648, 1296, 497501, 995002, 1492503, 1990004, 2985006, 3980008, 4477509, 5970012, 7960016, 8955018, 11940024, 13432527, 17910036, 23880048, 26865054, 35820072, 40297581, 53730108, 71640144, 80595162, 107460216, 161190324, 214920432, 322380648, 644761296]

約数ペア:

[(1, 644761296), (2, 322380648), (3, 214920432), (4, 161190324), (6, 107460216), (8, 80595162), (9, 71640144), (12, 53730108), (16, 40297581), (18, 35820072), (24, 26865054), (27, 23880048), (36, 17910036), (48, 13432527), (54, 11940024), (72, 8955018), (81, 7960016), (108, 5970012), (144, 4477509), (162, 3980008), (216, 2985006), (324, 1990004), (432, 1492503), (648, 995002), (1296, 497501)]