438981738

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{2131}}^1$

素因数の和:2307

約数の個数: 64

約数和(自身を含む): 1002892800

約数和(自身を除く): 563911062

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 139, 247, 278, 417, 494, 741, 834, 1482, 1807, 2131, 2641, 3614, 4262, 5282, 5421, 6393, 7923, 10842, 12786, 15846, 27703, 34333, 40489, 55406, 68666, 80978, 83109, 102999, 121467, 166218, 205998, 242934, 296209, 526357, 592418, 888627, 1052714, 1579071, 1777254, 3158142, 3850717, 5627971, 7701434, 11255942, 11552151, 16883913, 23104302, 33767826, 73163623, 146327246, 219490869, 438981738]

約数ペア:

[(1, 438981738), (2, 219490869), (3, 146327246), (6, 73163623), (13, 33767826), (19, 23104302), (26, 16883913), (38, 11552151), (39, 11255942), (57, 7701434), (78, 5627971), (114, 3850717), (139, 3158142), (247, 1777254), (278, 1579071), (417, 1052714), (494, 888627), (741, 592418), (834, 526357), (1482, 296209), (1807, 242934), (2131, 205998), (2641, 166218), (3614, 121467), (4262, 102999), (5282, 83109), (5421, 80978), (6393, 68666), (7923, 55406), (10842, 40489), (12786, 34333), (15846, 27703)]