1997467047

素因数分解:

$3^5\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{1553}}^1$

素因数の和:1714

約数の個数: 48

約数和(自身を含む): 3077168640

約数和(自身を除く): 1079701593

約数列:

[1, 3, 9, 27, 67, 79, 81, 201, 237, 243, 603, 711, 1553, 1809, 2133, 4659, 5293, 5427, 6399, 13977, 15879, 16281, 19197, 41931, 47637, 104051, 122687, 125793, 142911, 312153, 368061, 377379, 428733, 936459, 1104183, 1286199, 2809377, 3312549, 8220029, 8428131, 9937647, 24660087, 25284393, 29812941, 73980261, 221940783, 665822349, 1997467047]

約数ペア:

[(1, 1997467047), (3, 665822349), (9, 221940783), (27, 73980261), (67, 29812941), (79, 25284393), (81, 24660087), (201, 9937647), (237, 8428131), (243, 8220029), (603, 3312549), (711, 2809377), (1553, 1286199), (1809, 1104183), (2133, 936459), (4659, 428733), (5293, 377379), (5427, 368061), (6399, 312153), (13977, 142911), (15879, 125793), (16281, 122687), (19197, 104051), (41931, 47637)]