1261503363

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{1229}}^1$

素因数の和:1443

約数の個数: 32

約数和(自身を含む): 1757030400

約数和(自身を除く): 495527037

約数列:

[1, 3, 61, 71, 79, 183, 213, 237, 1229, 3687, 4331, 4819, 5609, 12993, 14457, 16827, 74969, 87259, 97091, 224907, 261777, 291273, 342149, 1026447, 5322799, 5922551, 6893461, 15968397, 17767653, 20680383, 420501121, 1261503363]

約数ペア:

[(1, 1261503363), (3, 420501121), (61, 20680383), (71, 17767653), (79, 15968397), (183, 6893461), (213, 5922551), (237, 5322799), (1229, 1026447), (3687, 342149), (4331, 291273), (4819, 261777), (5609, 224907), (12993, 97091), (14457, 87259), (16827, 74969)]