1621768050

素因数分解:

$2^1\times 3^2\times 5^2\times 7^1\times {\mathrm{514847}}^1$

素因数の和:514872

約数の個数: 72

約数和(自身を含む): 4979609856

約数和(自身を除く): 3357841806

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 25, 30, 35, 42, 45, 50, 63, 70, 75, 90, 105, 126, 150, 175, 210, 225, 315, 350, 450, 525, 630, 1050, 1575, 3150, 514847, 1029694, 1544541, 2574235, 3089082, 3603929, 4633623, 5148470, 7207858, 7722705, 9267246, 10811787, 12871175, 15445410, 18019645, 21623574, 23168115, 25742350, 32435361, 36039290, 38613525, 46336230, 54058935, 64870722, 77227050, 90098225, 108117870, 115840575, 162176805, 180196450, 231681150, 270294675, 324353610, 540589350, 810884025, 1621768050]

約数ペア:

[(1, 1621768050), (2, 810884025), (3, 540589350), (5, 324353610), (6, 270294675), (7, 231681150), (9, 180196450), (10, 162176805), (14, 115840575), (15, 108117870), (18, 90098225), (21, 77227050), (25, 64870722), (30, 54058935), (35, 46336230), (42, 38613525), (45, 36039290), (50, 32435361), (63, 25742350), (70, 23168115), (75, 21623574), (90, 18019645), (105, 15445410), (126, 12871175), (150, 10811787), (175, 9267246), (210, 7722705), (225, 7207858), (315, 5148470), (350, 4633623), (450, 3603929), (525, 3089082), (630, 2574235), (1050, 1544541), (1575, 1029694), (3150, 514847)]