4420221

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:205

約数の個数: 32

約数和(自身を含む): 6894720

約数和(自身を除く): 2474499

約数列:

[1, 3, 13, 17, 39, 51, 59, 113, 177, 221, 339, 663, 767, 1003, 1469, 1921, 2301, 3009, 4407, 5763, 6667, 13039, 20001, 24973, 39117, 74919, 86671, 113339, 260013, 340017, 1473407, 4420221]

約数ペア:

[(1, 4420221), (3, 1473407), (13, 340017), (17, 260013), (39, 113339), (51, 86671), (59, 74919), (113, 39117), (177, 24973), (221, 20001), (339, 13039), (663, 6667), (767, 5763), (1003, 4407), (1469, 3009), (1921, 2301)]