649598130

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{801973}}^1$

素因数の和:801992

約数の個数: 40

約数和(自身を含む): 1746699372

約数和(自身を除く): 1097101242

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 801973, 1603946, 2405919, 4009865, 4811838, 7217757, 8019730, 12029595, 14435514, 21653271, 24059190, 36088785, 43306542, 64959813, 72177570, 108266355, 129919626, 216532710, 324799065, 649598130]

約数ペア:

[(1, 649598130), (2, 324799065), (3, 216532710), (5, 129919626), (6, 108266355), (9, 72177570), (10, 64959813), (15, 43306542), (18, 36088785), (27, 24059190), (30, 21653271), (45, 14435514), (54, 12029595), (81, 8019730), (90, 7217757), (135, 4811838), (162, 4009865), (270, 2405919), (405, 1603946), (810, 801973)]