16697295

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{331}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 31075200

約数和(自身を除く): 14377905

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 59, 95, 171, 177, 285, 295, 331, 531, 855, 885, 993, 1121, 1655, 2655, 2979, 3363, 4965, 5605, 6289, 10089, 14895, 16815, 18867, 19529, 31445, 50445, 56601, 58587, 94335, 97645, 175761, 283005, 292935, 371051, 878805, 1113153, 1855255, 3339459, 5565765, 16697295]

約数ペア:

[(1, 16697295), (3, 5565765), (5, 3339459), (9, 1855255), (15, 1113153), (19, 878805), (45, 371051), (57, 292935), (59, 283005), (95, 175761), (171, 97645), (177, 94335), (285, 58587), (295, 56601), (331, 50445), (531, 31445), (855, 19529), (885, 18867), (993, 16815), (1121, 14895), (1655, 10089), (2655, 6289), (2979, 5605), (3363, 4965)]