70898984

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{21991}}^1$

素因数の和:22041

約数の個数: 32

約数和(自身を含む): 147786240

約数和(自身を除く): 76887256

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 21991, 43982, 87964, 175928, 285883, 571766, 681721, 1143532, 1363442, 2287064, 2726884, 5453768, 8862373, 17724746, 35449492, 70898984]

約数ペア:

[(1, 70898984), (2, 35449492), (4, 17724746), (8, 8862373), (13, 5453768), (26, 2726884), (31, 2287064), (52, 1363442), (62, 1143532), (104, 681721), (124, 571766), (248, 285883), (403, 175928), (806, 87964), (1612, 43982), (3224, 21991)]