9903216544

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{267481}}^1$

素因数の和:267593

約数の個数: 48

約数和(自身を含む): 21232721160

約数和(自身を除く): 11329504616

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 89, 104, 178, 208, 356, 416, 712, 1157, 1424, 2314, 2848, 4628, 9256, 18512, 37024, 267481, 534962, 1069924, 2139848, 3477253, 4279696, 6954506, 8559392, 13909012, 23805809, 27818024, 47611618, 55636048, 95223236, 111272096, 190446472, 309475517, 380892944, 618951034, 761785888, 1237902068, 2475804136, 4951608272, 9903216544]

約数ペア:

[(1, 9903216544), (2, 4951608272), (4, 2475804136), (8, 1237902068), (13, 761785888), (16, 618951034), (26, 380892944), (32, 309475517), (52, 190446472), (89, 111272096), (104, 95223236), (178, 55636048), (208, 47611618), (356, 27818024), (416, 23805809), (712, 13909012), (1157, 8559392), (1424, 6954506), (2314, 4279696), (2848, 3477253), (4628, 2139848), (9256, 1069924), (18512, 534962), (37024, 267481)]