153481715

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 199584000

約数和(自身を除く): 46102285

約数列:

[1, 5, 19, 59, 95, 139, 197, 295, 695, 985, 1121, 2641, 3743, 5605, 8201, 11623, 13205, 18715, 27383, 41005, 58115, 136915, 155819, 220837, 520277, 779095, 1104185, 1615597, 2601385, 8077985, 30696343, 153481715]

約数ペア:

[(1, 153481715), (5, 30696343), (19, 8077985), (59, 2601385), (95, 1615597), (139, 1104185), (197, 779095), (295, 520277), (695, 220837), (985, 155819), (1121, 136915), (2641, 58115), (3743, 41005), (5605, 27383), (8201, 18715), (11623, 13205)]