71808516

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{153437}}^1$

素因数の和:153460

約数の個数: 36

約数和(自身を含む): 195480012

約数和(自身を除く): 123671496

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 153437, 306874, 460311, 613748, 920622, 1380933, 1841244, 1994681, 2761866, 3989362, 5523732, 5984043, 7978724, 11968086, 17952129, 23936172, 35904258, 71808516]

約数ペア:

[(1, 71808516), (2, 35904258), (3, 23936172), (4, 17952129), (6, 11968086), (9, 7978724), (12, 5984043), (13, 5523732), (18, 3989362), (26, 2761866), (36, 1994681), (39, 1841244), (52, 1380933), (78, 920622), (117, 613748), (156, 460311), (234, 306874), (468, 153437)]