620232705

素因数分解:

$3^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{283}}^1\times {\mathrm{431}}^1$

素因数の和:838

約数の個数: 48

約数和(自身を含む): 1090941696

約数和(自身を除く): 470708991

約数列:

[1, 3, 5, 9, 15, 45, 113, 283, 339, 431, 565, 849, 1017, 1293, 1415, 1695, 2155, 2547, 3879, 4245, 5085, 6465, 12735, 19395, 31979, 48703, 95937, 121973, 146109, 159895, 243515, 287811, 365919, 438327, 479685, 609865, 730545, 1097757, 1439055, 1829595, 2191635, 5488785, 13782949, 41348847, 68914745, 124046541, 206744235, 620232705]

約数ペア:

[(1, 620232705), (3, 206744235), (5, 124046541), (9, 68914745), (15, 41348847), (45, 13782949), (113, 5488785), (283, 2191635), (339, 1829595), (431, 1439055), (565, 1097757), (849, 730545), (1017, 609865), (1293, 479685), (1415, 438327), (1695, 365919), (2155, 287811), (2547, 243515), (3879, 159895), (4245, 146109), (5085, 121973), (6465, 95937), (12735, 48703), (19395, 31979)]