420067908

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{897581}}^1$

素因数の和:897604

約数の個数: 36

約数和(自身を含む): 1143519468

約数和(自身を除く): 723451560

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 897581, 1795162, 2692743, 3590324, 5385486, 8078229, 10770972, 11668553, 16156458, 23337106, 32312916, 35005659, 46674212, 70011318, 105016977, 140022636, 210033954, 420067908]

約数ペア:

[(1, 420067908), (2, 210033954), (3, 140022636), (4, 105016977), (6, 70011318), (9, 46674212), (12, 35005659), (13, 32312916), (18, 23337106), (26, 16156458), (36, 11668553), (39, 10770972), (52, 8078229), (78, 5385486), (117, 3590324), (156, 2692743), (234, 1795162), (468, 897581)]